Porth Ymchwil

Professor Rhiannon Tudor Edwards

Athro

Aelodaeth

Dolenni cyswllt

ORCID: 0000-0003-4748-5730

Contact info

Cyfarwyddwr sefydlu ymchwil economeg iechyd ym Mhrifysgol Bangor. Cyd-gyfarwyddwr y Ganolfan Economeg a Gwerthuso Meddyginiaethau (CHEME) ym Mhrifysgol Bangor.

Mewn dadansoddiad byd-eang o lyfryddiaeth mewn economeg iechyd (1975-2022), rhestrwyd Rhiannon ymhlith yr awduron pwysicaf ym maes economeg iechyd. Roedd hi ymhlith y pum awdur mwyaf cydweithredol, gyda Phrifysgol Bangor yn un o’r 10 sefydliad mwyaf cydweithredol ym maes economeg iechyd. Gweler: Barbu, L. Global trends in the scientific research of the health economics: a bibliometric analysis from 1975 to 2022. Health Econ Rev 13, 31 (2023).

Ffôn: +44 (0) 1248 383 712

E-bost: r.t.edwards@bangor.ac.uk

Cyfeiriad: Ystafell 103, Ardudwy, Safle Normal, Prifysgol Bangor, Bangor, Gwynedd LL57 2PZ

X (Trydar): @ProfRTEdwards

 

101 - 150 o blith 328Maint y tudalen: 50
Trefnu yn ôl: Teitl
  1. Cyhoeddwyd

    Public health economics: a systematic review of guidance for the economic evaluation of public health interventions and discussion of key methodological issues

    Edwards, R. T., Charles, J. M. & Lloyd-Williams, H., 24 Hyd 2013, Yn: BMC Public Health. 13, t. 1001

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  2. Cyhoeddwyd

    Psychological Morbidity of Farmers and Non-farming Population: Results from a UK Survey

    Hounsome, B., Edwards, R. T., Hounsome, N. & Edwards-Jones, G., 1 Awst 2012, Yn: Community Mental Health Journal. 48, 4, t. 503-510

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  3. Cyhoeddwyd

    Psychological Factors Associated with Emotional Responses to Receiving Genetic Risk Information

    Bennett, P., Wilkinson, C., Turner, J., Brain, K., Edwards, R. T., Griffith, G., France, B. & Gray, J., 1 Meh 2008, Yn: Journal of Genetic Counseling. 17, 3, t. 234-241

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  4. Cyhoeddwyd

    Protocol for the Rare Dementia Support Impact Study: RDS Impact

    Brotherhood, E., Stott, J., Windle, G., Barker, S., Culley, S., Harding, E., Camic, P. M., Caulfield, M., Ezeofor, V., Hoare, Z., McKee-Jackson, R., Roberts, J., Sharp, R., Suarez-Gonzalez, A., Sullivan, M. P., Edwards, R. T., Walton, J., Waddington, C., Winrow, E. & Crutch, S. J., Awst 2020, Yn: International Journal of Geriatric Psychiatry. 35, 8, t. 833-841 9 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  5. Cyhoeddwyd

    Protocol for a feasibility study incorporating a randomised pilot trial with an embedded process evaluation and feasibility economic analysis of ThinkCancer!: a primary care intervention to expedite cancer diagnosis in Wales

    Disbeschl, S., Surgey, A., Roberts, J. L., Hendry, A., Lewis, R., Goulden, N., Hoare, Z., Williams, N., Anthony, B. F., Edwards, R. T., Law, R.-J., Hiscock, J., Carson-Stevens, A., Neal, R. D. & Wilkinson, C., 2021, Yn: Pilot and Feasibility Studies. 7, 1, 100.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  6. Cyhoeddwyd

    Protocol for a feasibility randomised controlled trial of the use of Physical ACtivity monitors in an exercise referral setting: the PACERS study.

    Hawkings, J., Edwards, M., Charles, J., Jago, R., Kelson, M., Morgan, K., Murphy, S., Oliver, E., Simpson, S., Edwards, R. & Moore, G., 12 Rhag 2017, Yn: Pilot and Feasibility Studies. 3, 51, 12 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  7. Cyhoeddwyd

    Protocol for a definitive randomised controlled trial and economic evaluation of a community-based rehabilitation programme following hip fracture: fracture in the elderly multidisciplinary rehabilitation-phase III (FEMuR III)

    Williams, N., Dodd, S., Hardwick, B., Clayton, D., Edwards, R. T., Charles, J. M., Logan, P., Busse, M., Lewis, R., Smith, T. O., Sackley, C., Morrison, V., Lemmey, A., Masterson-Algar, P., Howard, L., Hennessy, S., Soady, C., Ralph, P., Dobson, S. & Dorkenoo, S., 16 Hyd 2020, Yn: BMJ Open. 10, 10, t. e039791

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  8. Cyhoeddwyd

    Prospects and Aspirations for Workforce Training and Education in Social Prescribing.

    Makanjuola, A., Lynch, M., Spencer, L. & Edwards, R. T., 9 Awst 2023, Yn: International Journal of Environmental Research and Public Health. 20, 16, 12 t., 6549.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  9. Cyhoeddwyd

    Promoting Activity, Independence, and Stability in Early Dementia and mild cognitive impairment (PrAISED): randomised controlled trial

    Harwood, R. H., Goldberg, S. E., Brand, A., Wardt, V. V. D., Booth, V., Lorito, C. D., Hoare, Z., Hancox, J., Bajwa, R., Burgon, C., Howe, L., Cowley, A., Bramley, T., Long, A., Lock, J., Tucker, R., Adams, E. J., O’Brien, R., Kearney, F., Kowalewska, K., Godfrey, M., Dunlop, M., Junaid, K., Thacker, S., Duff, C., Welsh, T., Haddon-Silver, A., Gladman, J., Logan, P., Pollock, K., Vedhara, K., Hood, V., Nair, R. D., Smith, H., Tudor-Edwards, R., Hartfiel, N., Ezeofor, V., Vickers, R., Orrell, M. & Masud, T., 29 Awst 2023, Yn: BMJ. 382, e074787.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  10. Cyhoeddwyd

    Programme budgeting and marginal analysis, and developing a business case for a new service

    Winrow, E. & Edwards, R. T., 19 Awst 2020, Healthcare Public Health : Improving health services through population science. Gulliford, M. & Jessop, E. (gol.). Oxford: Oxford: OUP

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod

  11. Cyhoeddwyd

    Prognostic factors for a change in eye health or vision: A rapid review

    Hammond, G., Needham-Taylor, A., Bromham, N., Gillen, E., Searchfield, L., Lewis, R., Cooper, A., Edwards, A., Edwards, R. T. & Davies, J., 18 Ion 2024, MedRxiv.

    Allbwn ymchwil: Papur gweithio › Rhagargraffiad

  12. Cyhoeddwyd
  13. Cyhoeddwyd

    Prioritising wheelchair services for children: a pilot discrete choice experiment to understand how child wheelchair users and their parents prioritise different attributes of wheelchair services

    Bray, N., Yeo, S. T., Noyes, J., Harris, N. & Edwards, R. T., 19 Gorff 2016, Yn: Pilot and Feasibility Studies. 2, 32, 14 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  14. Cyhoeddwyd

    Prevention of Postpartum Haemorrhage: Economic evaluation of the novel Butterfly device in a UK setting

    Edwards, R. T., Ezeofor, V., Bryning, L., Anthony, B., Charles, J. & Weeks , A., Ebr 2023, Yn: European Journal of Obstetrics & Gynecology and Reproductive Biology. 283, t. 149-157

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  15. Cyhoeddwyd

    Prevention of Poor Physical and Mental Health through the Green Social Prescribing Opening Doors to the Outdoors Programme: A Social Return on Investment Analysis

    Makanjuola, A., Lynch, M., Hartfiel, N., Cuthbert , A. & Edwards, R. T., 12 Meh 2023, Yn: International Journal of Environmental Research and Public Health. 20, 12, 18 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  16. Cyhoeddwyd

    Preliminary findings of the evaluation of the first national UK based cancer genetics service.

    Griffith, G., Edwards, R. T. & Gray, J., 1 Gorff 2002.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur

  17. Cyhoeddwyd

    Preferences of people with diabetes for diabetic retinopathy screening: a discrete choice experiment

    Holmes, E. A., Yeo, S. T., Edwards, R. T., Fargher, E. A., Luzio, S. D., Thomas, R. L. & Owens, D. R., 1 Gorff 2012, Yn: Diabetic Medicine. 29, 7, t. 869-877

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  18. Cyhoeddwyd

    Preferences of older patients regarding hip fracture rehabilitation service configuration: A feasibility discrete choice experiment

    Charles, J., Roberts, J., Din, N., Williams, N., Yeo, S. T. & Edwards, R., Gorff 2018, Yn: Journal of Rehabilitation Medicine. 50, 7, t. 636-642

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  19. Cyhoeddwyd

    Preferences for cancer genetics services prior to counselling: preliminary findings

    Griffith, G., Edwards, R. T., Williams, J. M. & Gray, J., 1 Gorff 2002.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Papur

  20. Cyhoeddwyd

    Preference-based measures of health-related quality of life in congenital mobility impairment: a systematic review of validity and responsiveness

    Bray, N., Spencer, L. H. & Edwards, R. T., 21 Ebr 2020, Yn: Health Economics Review. 10, 1, 9.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  21. Cyhoeddwyd

    Preference-based measurement of mobility-related quality of life: developing the MobQoL-7D health state classification system

    Bray, N. & Tudor Edwards, R., 5 Meh 2022, Yn: Disability and Rehabilitation. 44, 12, t. 2915-2929 15 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  22. Cyhoeddwyd
  23. Cyhoeddwyd

    Powered mobility interventions for very young children with mobility limitations to aid participation and positive development: the EMPoWER evidence synthesis

    Bray, N., Kolehmainen, N., McAnuff, J., Tanner, L., Tuersley, L., Beyer, F., Grayston, A., Wilson, D., Edwards, R. T., Noyes, J. & Craig, D., 1 Hyd 2020, Yn: Health Technology Assessment. 24, 50, t. 1-+ 194 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  24. Cyhoeddwyd

    Portable electronic vision enhancement systems in comparison with optical magnifiers for near vision activities: an economic evaluation alongside a randomized crossover trial

    Bray, N., Brand, A., Taylor, J., Hoare, Z., Dickinson, C. & Edwards, R. T., 11 Gorff 2017, Yn: Acta ophthalmologica. 95, 5, t. e415-e423

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  25. Cyhoeddwyd

    Physical activity self-management and coaching compared to social interaction in Huntington’s disease: Results from the ENGAGE-HD randomized, controlled, pilot feasibility trial

    Busse, M., Quinn, L., Drew, C., Kelson, M., Trubey, R., McEwan, K., Jones, C., Townson, J., Dawes, H., Edwards, R., Rosser, A. & Hood, K., 1 Meh 2017, Yn: Physical Therapy. t. 625-639

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  26. Cyhoeddwyd

    Pharmacoeconomics

    Edwards, R., 1995, Prescribing in General Practice. Harris, C. (gol.). CRC Press

    Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod

  27. Cyhoeddwyd

    Perceptions of the impact of disability and impairment on health, quality of life and capability

    Bray, N., Edwards, R. T., Squires, L. & Morrison, V., 24 Mai 2019, Yn: BMC Research Notes. 12, 1, t. 287 6 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  28. Cyhoeddwyd

    Patients’ and Carers’ perspectives and preferences for gynaecological cancer follow up after treatment in Wales

    Timmis, L., Morrison, V., Stuart, N. S. A., Leeson, S. C., Whitaker, R., Williams, N. H., Yeo, S. T., Aslam, R. H. & Edwards, R., 2014, t. 18.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Crynodeb › adolygiad gan gymheiriaid

  29. Cyhoeddwyd

    Patients concerns inventory (PCI) versus standard treatment pathway in the management of patients with head and neck cancer: a qualitative informed economic evaluation

    Ezeofor, V., Spencer, L., Rogers, S., Kanatas, A., Lowe, D., Temple, C. J., Hanna, J. R., Yeo, S. T. & Edwards, R. T., 1 Tach 2021, Yn: The Lancet. 398, Special Issue 2, t. S43

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Crynodeb Cyfarfod › adolygiad gan gymheiriaid

  30. Cyhoeddwyd

    Patient understanding and acceptability of an early lung cancer diagnosis trial: a qualitative study

    Prout, H. C., Barham, A., Bongard, E., Edwards, R., Griffiths, G., Hamilton, W., Harrop, E., Hood, K., Hurt, C. N., Nelson, R., Porter, C., Roberts, K., Rogers, T., Thomas-Jones, E., Tod, A., Yeo, S. T., Neal, R. D. & Nelson, A., 4 Awst 2018, Yn: Trials. 19, 13 t., 419.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  31. Cyhoeddwyd

    Patient preferences and National Health Service costs: a cost-consequences analysis of cancer genetic services.

    Morrison, V. L., Wilkinson, C. E., Griffith, G. L., Edwards, R. T., Williams, J. M., Gray, J., Morrison, V., Wilkinson, C., Turner, J., France, B. & Bennett, P., 1 Rhag 2009, Yn: Familial Cancer. 8, 4, t. 265-275

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  32. Cyhoeddwyd

    Parenting programme for parents of children at risk of developing conduct disorder: cost effectiveness analysis.

    Bywater, T. J., Hutchings, J. M., Hughes, D., Edwards, R. T., Ceilleachair, A., Bywater, T., Hughes, D. A. & Hutchings, J., 31 Maw 2007, Yn: British Medical Journal. 334, 7595, t. 682-685

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  33. Cyhoeddwyd

    Parenting interventions: a systematic review of the economic evidence

    Hutchings, J. M., Charles, J. M., Bywater.T., [. V. & Edwards, R. T., 1 Gorff 2011, Yn: Child: care, health and development. 37, 4, t. 462-4745

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  34. Cyhoeddwyd

    Parenting intervention in Sure Start services for children at risk of developing conduct disorder: pragmatic randomised controlled trial.

    Daley, D. M., Bywater, T. J., Hutchings, J. M., Hutchings, J., Bywater, T., Daley, D., Gardner, F., Whitaker, C., Jones, K., Eames, C. & Edwards, R. T., 29 Maw 2007, Yn: British Medical Journal. 334, 7595, t. 678-682

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  35. Cyhoeddwyd

    Parental depression and child conduct problems: evaluation of parental service use and associated costs after attending the Incredible Years Basic Parenting Programme

    Hutchings, J. M., Charles, J. M., Bywater, T. J., Edwards, R. T., Hutchings, J. & Zou, L., 18 Rhag 2013, Yn: BMC Health Services Research. 2013, 13, t. 523

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  36. Cyhoeddwyd

    Paradigms and research programmes: Is it time to move from health care economics to health economics?

    Edwards, R. T., 1 Hyd 2001, Yn: Health Economics. 10, 7, t. 635-649

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  37. Cyhoeddwyd

    PET-PANC: multicentre prospective diagnostic accuracy and health economic analysis study of the impact of combined modality 18fluorine-2-fluoro-2-deoxy-d-glucose positron emission tomography with computed tomography scanning in the diagnosis and management of pancreatic cancer

    Ghaneh, P., Hanson, R., Titman, A., Lancaster, G., Plumpton, C., Lloyd-Williams, H., Yeo, S. T., Edwards, R., Johnson, C., Abu Hilal, M., Higginson, A., Armstrong, T., Smith, A., Scarsbrook, A., McKay, C., Carter, R., Sutcliffe, R., Bramhall, S., Kocher, H., Cunningham, D., Pereira, S., Davidson, B., Chang, D., Khan, S., Zealley, I., Sarker, D., Al Sarireh, B., Charnley, R., Lobo, D., Nicolson, M., Halloran, C., Raraty, M., Sutton, R., Vinjamuri, S., Evans, J., Campbell, F., Deeks, J., Sanghera, B., Wong, W.-L. & Neoptolemos, J., 6 Chwef 2018, Yn: Health Technology Assessment. 22, 7, 148 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  38. Cyhoeddwyd

    Needle-stick injuries in primary care in Wales

    Atenstaedt, R. L., Payne, S., Roberts, R. J., Russell, I. T., Russell, D. & Edwards, R. T., 4 Rhag 2007, Yn: Journal of Public Health. 29, 4, t. 434-440

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  39. Cyhoeddwyd
  40. Cyhoeddwyd
  41. Cyhoeddwyd

    Mixed experiences of a mindfulness-informed intervention: Voices from people with intellectual disabilities, their supporters, and therapists

    Griffith, G., Hastings, R., Williams, J., Jones, R., Roberts, J., Crane, R., Snowden, H., Bryning, L., Hoare, Z. & Edwards, R., Medi 2019, Yn: Mindfulness. 10, 9, t. 1828-1841

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  42. Cyhoeddwyd

    Micro-costing and a cost-consequence analysis of the ‘Girls Active’ programme: A cluster randomised controlled trial.

    Charles, J., Harrington, D., Davies, M., Edwardson, C., Gorely, T., Bodicoat, D., Khunti, K., Sherar, L., Yates, T. & Edwards, R., 16 Awst 2019, Yn: PLoS ONE. 14, 8, e0221276.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  43. Cyhoeddwyd

    Micro-Costing in Public Health Economics: Steps Towards a Standardized Framework, Using the Incredible Years Toddler Parenting Program as a Worked Example

    Hutchings, J. M., Charles, J. M., Edwards, R. T., Bywater, T. & Hutchings, J., 1 Awst 2013, Yn: Prevention Science. 14, 4, t. 377-389

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  44. Cyhoeddwyd

    Micro costing of NHS cancer genetic services.

    Griffith, G. L., Edwards, R. T., Gray, J., Butler, R., Wilkinson, C., Turner, J., France, B. & Bennett, P., 17 Ion 2005, Yn: British Journal of Cancer. 92, 1, t. 60-71

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  45. Cyhoeddwyd

    Methylprednisolone Injections for the Treatment of Morton Neuroma: A Patient-Blinded Randomized Trial

    Thomson, C. E., Beggs, I., Martin, D. J., McMillan, D., Edwards, R. T., Russell, D., Yeo, S. T., Russell, I. T. & Gibson, J. N., 1 Mai 2013, Yn: Journal of Bone and Joint Surgery. 95, 9, t. 790-798

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  46. Cyhoeddwyd

    Measuring the health-related quality of life of children with impaired mobility: examining correlation and agreement between children and parent proxies

    Bray, N., Noyes, J., Harris, N. & Edwards, R. T., 10 Awst 2017, Yn: BMC Research Notes. 10, 1, t. 377

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  47. Cyhoeddwyd

    Measuring and reducing waiting times: A cross-national comparison of strategies.

    Willcox, S., Seddon, M., Dunn, S., Edwards, R. T., Pearse, J. & Tu, J. V., 1 Gorff 2007, Yn: Health Affairs. 26, 4, t. 1078-1087

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

  48. Cyhoeddwyd

    Measuring Mental Health in a Cost-of-Living Crisis: a rapid review

    England, C., Jarrom, D., Washington, J., Hasler, E., Batten, L., Lewis, R., Edwards, R. T., Davies, J., Collins, B., Cooper, A. & Edwards, A., 24 Gorff 2023, MedRxiv.

    Allbwn ymchwil: Papur gweithio › Rhagargraffiad

  49. Cyhoeddwyd

    Making Well: Green social prescribing for mental health and wellbeing

    Whiteley, H., Lynch, M., Hartfiel, N., Beherrell, W., Cuthbert, A. & Edwards, R. T., Tach 2022.

    Allbwn ymchwil: Cyfraniad at gynhadledd › Murlen

  50. Cyhoeddwyd

    M11 A randomised controlled feasibility trial of a physical activity behaviour change intervention compared to social interaction in huntington’s disease

    Busse, M., Quinn, L., Drew, C., Kelson, M., Trubey, R., McEwan, K., Jones, C., Townson, J., Dawes, H., Edwards, R., Rosser, A. & Hood, K., 1 Medi 2016, Yn: Journal of Neurology, Neurosurgery and Psychiatry. 87, Suppl 1, t. A105 1 t.

    Allbwn ymchwil: Cyfraniad at gyfnodolyn › Crynodeb Cyfarfod › adolygiad gan gymheiriaid

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