Ysgol Gwyddorau Iechyd
- Erthygl › Ymchwil › Adolygwyd gan gymheiriaid
- Cyhoeddwyd
Persistence of immunogenicity after seven COVID-19 vaccines given as third dose boosters following two doses of ChAdOx1 nCov-19 or BNT162b2 in the UK: Three month analyses of the COV-BOOST trial
Liu, X., Munro, A. P. S., Feng, S., Janani, L., Aley, P. K., Babbage, G., Baxter, D., Bula, M., Cathie, K., Chatterjee, K., Dejnirattisai, W., Dodd, K., Enever, Y., Qureshi, E., Goodman, A. L., Harndahl, L., Haughney, J., Hicks, A., van der Klaauw, A. A., Kwok, J., Libri, V., Llewelyn, M. J., McGregor, A. C., Minassian, A. M., Moore, P., Mughal, M., Mujadidi, Y. F., Holliday, K., Osanlou, O., Osanlou, R., Owens, D. R., Pacurar, M., Palfreeman, A., Pan, D., Rampling, T., Regan, K., Saich, S., Serafimova, T., Saralaya, D., Screaton, G. R., Sharma, S., Sheridan, R., Sturdy, A., Supasa, P., Thomson, E. C., Todd, S., Twelves, C., Read, R. C., Charlton, S., Hallis, B., Ramsay, M., Andrews, N., Lambe, T., Nguyen-Van-Tam, J. S., Cornelius, V., Snape, M. D. & Faust, S. N., Meh 2022, Yn: Journal of Infection. 84, 6, t. 795-813 19 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Personal Well-being Networks, social capital, and severe mental illness: exploratory study
Sweet, D., Byng, R., Webber, M., Enki, D. G., Porter, I., Larsen, J., Pinfold, V. & Huxley, P., Mai 2018, Yn: British Journal of Psychiatry. 212, 5, t. 308-317Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Phaeochromocytoma - views on current management.
Williams, D. T., Dann, S. & Wheeler, M. H., 1 Awst 2003, Yn: European Journal of Surgical Oncology. 29, 6, t. 483-490Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Pigmented villonodular synovitis of the talonavicular joint: A case report and review of the literature.
Okoro, T., Isaac, S., Ashford, R. U. & Kershaw, C. J., 1 Medi 2009, Yn: Foot. 19, 3, t. 186-188Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Planning Dissertations.
Brigden, D. N. & Lamont, G. L., 1 Ion 2006, Yn: Newsletter of the Higher Education Academy Subject Centre for Medicine, Dentistry and Veterinary Medicine. 1, 10Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Planning for pandemic influenza.
Alcock, J. A., Alcock, J. & Delieu, J. M., 26 Medi 2007, Yn: Nursing Standard. 22, 3, t. 35-39Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Planning, commissioning, and delivering bespoke short breaks for carers and their partner living with dementia: challenges and opportunities
Caulfield, M., Seddon, D., Williams, S. & Jones, C. H., Gorff 2022, Yn: Health and Social Care in the Community. 30, 4, t. e1255-e1267Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Plasma Methylmalonic Acid Concentration in Folic Acid–Supplemented Depressed Patients with Low or Marginal Vitamin B-12: A Randomized Trial
Carter, B., Zenasni, Z., Moat, S. J., Hudson, P. R., Russell, I. T., McCaddon, A., Whitaker, R., Pink, J., Roberts, S., Wilkinson, C., Hughes, D., Betson, E., Carr, D., Jorgenson, A., Pirmohamed, M., Williams, N., Lewis, H., Lloyd, K., Sylvesture, Y. & Tranter, R., Rhag 2021, Yn: Journal of Nutrition. 151, 12, t. 3738-3745 8 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Pneumocystis carinii pneumonia infection in a patient with known chronic mucocutaneous candidiasis.
McKeon, D., McKeon, D. J., White, W., Sinclair, D. & Goldman, J. M., 1 Meh 2005, Yn: Respirology. 10, 3, t. 399-401Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Polylactic is a Sustainable, Low Absorption, Low Autofluorescence Alternative to Other Plastics for Microfluidic and Organ-on-Chip Applications
Ongaro, A. E., Di Giuseppe, D., Kermanizadeh, A., Miguelez Crespo, A., Mencattini, A., Ghibelli, L., Mancini, V., Wlodarczyk, K. L., Hand, D. P., Martinelli, E., Stone, V., Howarth, N., La Carrubba, V., Pensabene, V. & Kersaudy-Kerhoas, M., 5 Mai 2020, Yn: Analytical Chemistry. 92, 9, t. 6693-6701 9 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Portfolios.
Brigden, D. N. & Lamont, G. L., 13 Ion 2005, Yn: Hospital Doctor.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- E-gyhoeddi cyn argraffu
Positive experiences in dementia care-giving: findings from the IDEAL programme
Quinn, C., Toms, G., Rippon, I., Nelis, S. M., Henderson, C., Morris, R. G., Rusted, J. M., Thom, J. M., van den Heuvel, E., Victor, C. & Clare, L., 29 Meh 2022, (E-gyhoeddi cyn argraffu) Yn: Ageing and Society. 21 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Post-translational fate of CAN1 permease of Saccharomyces cerevisiae
Opekarová, M., Caspari, T., Pinson, B., Bréthes, D. & Tanner, W., Chwef 1998, Yn: Yeast. 14, 3, t. 215-24 10 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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
- Cyhoeddwyd
PrEP use, sexual behaviour, and PrEP adherence among men who have sex with men living in Wales prior to and during the COVID-19 pandemic
Gillespie, D., Couzens, Z., de Bruin, M., Hughes, D., Jones, A., Ma, R., Williams, A., Wood, F. & Blee, K., Awst 2022, Yn: AIDS and Behavior. 26, 8, t. 2746-2757 12 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Practice Management - Appraisal and Staff Development.
Brigden, D. N. & Grieveson, B., 1 Mai 2002, Yn: Dentist.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Practice Management - Encouraging Reflective Practice
Brigden, D. N. & Grieveson, B., 1 Gorff 2002, Yn: Dentist.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Practice Management - Helping Yourself.
Brigden, D. N. & Grieveson, B., 1 Hyd 2002, Yn: Dentist.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Practice Management - Mentoring or Monitoring?
Brigden, D. N. & Grieveson, B., 1 Meh 2002, Yn: Dentist.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Practice Management - Teaching a Small Group.
Brigden, D. N. & Grieveson, B., 1 Medi 2002, Yn: Dentist.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Pragmatic methods for reviewing exceptionally large bodies of evidence: systematic mapping review and overview of systematic reviews using lung cancer survival as an exemplar
Lewis, R., Hendry, M., Din, N., Stanciu, M. A., Nafees, S., Hendry, A., Teoh, Z. H., Lloyd, T., Parsonage, R., Neal, R. D., Collier, G. & Huws, D. W., 16 Gorff 2019, Yn: Systematic Reviews. 8, 1, 171.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Pre- and peri-operative clinical information, physiological observations and outcome measures following flexible ureterorenoscopy (FURS), for the treatment of kidney stones. A single-centre observational clinical pilot-study in 51 patients
Moyes, A., 14 Gorff 2022, Yn: BMC Urology. 14, 22, 104.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Pre-exposure prophylaxis uptake and early continuation among pregnant and post-partum women within maternal and child health clinics in Kenya: results from an implementation programme
Kinuthia, J., Pintye, J., Abuna, F., Mugwanya, K. K., Laget, H., Onyango, D., Begnel, E., Dettinger, J., Baeten, J. M., John-Stewart, G. & Okeah, B., Ion 2020, Yn: The Lancet. 7, 1Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Predicting speed at traffic lights-the problem with static assessments of frailty
Subbe, C. P. & Jones, S., 14 Ion 2015, Yn: Age and Ageing. 44, 2, t. 180-181Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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
- 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
- Cyhoeddwyd
Preparing for Specialist Training Interviews - a focus group of successful applicants.
Brigden, D. N., Jefferson, H., Thomson, R. & Brigden, D., 1 Ion 2009, Yn: Newsletter of the Higher Education Academy Subject Centre for Medicine, Dentistry and Veterinary Medicine. 1, 20Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Preparing pre-registration nurses to be ‘prescriber ready’: Aspirational or an achievable reality? Curriculum development; Nursing curricula; Nurse education; Nurse prescribing; Pharmacology education; Simulations
Prydderch, S., Gorff 2019, Yn: Nurse Education Today. 78, July, t. 1-4 4 t., 78.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Prevalence, New Incidence, Course, and Risk Factors of PTSD, Depression, Anxiety, and Panic Disorder during the Covid-19 Pandemic in 11 Countries
Georgieva, I., Lepping, P., Bozev, V., Lickiewicz, J., Pekara, J., Wikman, S., Loseviča, M., Raveesh, B. N., Mihai, A. & Lantta, T., 3 Meh 2021, Yn: Healthcare. 9, 6, 664.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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
- 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. 149-157Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Wedi ei Dderbyn / Yn y wasg
Preventive and creative approaches to social work practice: Understanding and responding to the needs of families with children with disabilities and additional needs
Davies, C. T. & Job, D., 1 Meh 2024, (Wedi ei Dderbyn / Yn y wasg) Yn: Practice: Social Work in Action .Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Profiles of Met and Unmet Needs in People with Dementia According to Caregivers’ Perspective: Results from a European Multicenter Study
Janssen, N., Handels, R. L., Kohler, S., Gonçalves-Pereira, M., Marques, M. J., Irving, K., Hopper, L., Bieber, A., Orrell, M., Selbæk, G., Michelet, M., Wimo, A., Zanetti, O., Portolani, D. M., Evers, S. M. A. A., Verhey, F. & Actifcare Consortium, 1 Tach 2020, Yn: Journal of the American Medical Directors Association. 21, 11, t. 1609-1616Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Prolonged survival of neutrophils from patients with Delta F508 CFTR mutations.
McKeon, D., McKeon, D. J., Condliffe, A. M., Cowburn, A. S., Cadwallader, K. C., Farahi, N., Bilton, D. & Chilvers, E. R., 1 Gorff 2008, Yn: Thorax. 63, 7, t. 660-661Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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
- Cyhoeddwyd
Promoting co-production in the generation and use of research evidence to improve service provision in special care dentistry
Brocklehurst, P., Langley, J., Baker, S., McKenna, G., Smith, C. & Wassall, R., Gorff 2019, Yn: British Dental Journal. 227, 1, t. 15-18Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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
- 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. e039791Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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
- Cyhoeddwyd
Protocol for a realist and social return on investment evaluation of the use of patient-reported outcomes in four value-based healthcare programmes
Roberts, G., Cahill, A., Lawthom, C., Price, M., Blyth, C., Jones, C., Mc Laughlin, L. & Noyes, J., 27 Ebr 2023, Yn: BMJ Open. 13, 4, e072234.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 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
- Cyhoeddwyd
Psc3 cohesion of Schizosaccharomyces pombe: cell cycle analysis and identification of three distinct isoforms
Ilyushik, E., Pryce, D., Walerych, D., Riddell, T., Wakeman, J. A., McInerny, C. J. & Mcfarlane, R., Gorff 2005, Yn: Biological Chemistry. 386, 7, t. 613-621Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- E-gyhoeddi cyn argraffu
Psychiatrists’ attitudes to professional boundaries concerning spirituality and religion: mixed-methods study
Poole, R., Cook, C. C. H. & Robinson, C., 23 Awst 2023, (E-gyhoeddi cyn argraffu) Yn: BJPsych Bulletin. 5 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Psychiatry's need for Vergangenheitsbewältigung: ‘culture wars’, cognitive dissonance and coming to terms with the past
Lepping, P. & Poole, R., Tach 2022, Yn: British Journal of Psychiatry. 8, 6, e202.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Psychometric properties of an adapted stigma scale and experiences of stigma associated with HIV pre-exposure prophylaxis use among men who have sex with men: a mixed methods study
Gillespie, D. & Hughes, D., Gorff 2023, Yn: AIDS and Behavior. 27, 7, t. 2397-2410 14 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Public acceptability of public health policy to improve population health: a population-based survey
Sharp, C., Bellis, M., Hughes, K., Ford, K. & Di Lemma, L., Awst 2020, Yn: Health Expectations. 23, 4, t. 802-812 11 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Public health vulnerability to wintertime weather: time-series regression and episode analyses of national mortality and morbidity databases to inform the Cold Weather Plan for England
Hajat, S., Chalabi, Z., Wilkinson, P., Erens, B., Jones, L. & Mays, N., Awst 2016, Yn: BMC Public Health. 137, t. 26-34 9 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Purification of the Chlorella HUP1 hexose-proton symporter to homogeneity and its reconstitution in vitro
Caspari, T., Robl, I., Stolz, J. & Tanner, W., Rhag 1996, Yn: Plant Journal. 10, 6, t. 1045-53 9 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Qualitative Evidence Synthesis: Where Are We at?
Flemming, K. & Noyes, J., 2021, Yn: International Journal of Qualitative Methods. 20, 13 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Quality metrics for the evaluation of Rapid Response Systems: Proceedings from the third international consensus conference on Rapid Response Systems
Subbe, C. P., Bannard-Smith, J., Bunch, J., Champunot, R., DeVita, M. A., Durham, L., Edelson, D. P., Gonzalez, I., Hancock, C., Haniffa, R., Hartin, J., Haskell, H., Hogan, H., Jones, D. A., Kalkman, C. J., Lighthall, G. K., Malycha, J., Ni, M. Z., Phillips, A. V., Rubulotta, F., So, R. K. & Welch, J., Awst 2019, Yn: RESUSCITATION. 141, t. 1-12Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid