Porth Ymchwil

Coleg Iechyd a Gwyddorau Ymddygiad

651 - 700 o blith 1,758Maint y tudalen: 50
Trefnu yn ôl: Math
  1. Erthygl › Ymchwil › Adolygwyd gan gymheiriaid
  2. Cyhoeddwyd

    A research and development agenda for systematic reviews that ask complex questions about complex interventions

    Noyes, J., Gough, D., Lewin, S., Mayhew, A., Michie, S., Pantoja, T., Petticrew, M., Pottie, K., Rehfuess, E., Shemilt, I., Shepperd, S., Sowden, A., Tugwell, P. & Welch, V., Tach 2013, Yn: Journal of Clinical Epidemiology. 66, 11, t. 1262-70 9 t.

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

  3. Cyhoeddwyd

    A retrospective review of magnetic resonance imaging in assessing the extent of myometrial infiltration for patients with endometrial carcinoma.

    Rieck, G. C., Bulman, J., Whitaker, R. & Leeson, S. C., 1 Ion 2005, Yn: Journal of Obstetrics and Gynaecology. 25, 8, t. 765-768

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

  4. Cyhoeddwyd

    A roadmap to advance dementia research in prevention, diagnosis, intervention, and care by 2025

    Pickett, J., Bird, C., Ballard, C., Banerjee, S., Brayne, C., Gowan, K., Clare, L., Comas-Herrera, A., Corner, L., Daley, S., Knapp, M., Lafortune, L., Livingston, G., Manthorpe, J., Marchant, N., Moriarty, J., Robinson, L., van Lynden, C., Windle, G., Woods, R., Gray, K. & Walton, C., Gorff 2018, Yn: International Journal of Geriatric Psychiatry. 33, 7, t. 900-906

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

  5. Cyhoeddwyd

    A short measure of quality of life in older age: The performance of the brief Older People's Quality of Life questionnaire (OPQOL-brief)

    Bowling, A., Hankins, M., Windle, G., Bilotta, C. & Grant, R., 18 Medi 2012, Yn: Archives of Gerontology and Geriatrics. 56, 1, t. 181-187

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

  6. Cyhoeddwyd

    A stepped wedge cluster randomized control trial of dried blood spot testing to improve the uptake of hepatitis C antibody testing within UK prisons

    Craine, N., Whitaker, R., Perrett, S., Zou, L., Hickman, M. & Lyons, M., 24 Gorff 2014, Yn: European Journal of Public Health. 25, 2, t. 351-357

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

  7. Cyhoeddwyd

    A survey of local health promotion initiatives for older people in Wales

    Wilkinson, C. E., Hendry, M., Williams, N. H. & Wilkinson, C., 20 Meh 2008, Yn: BMC Public Health. 8, 217

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

  8. Cyhoeddwyd

    A systematic review and meta-analysis of biological treatments targeting tumour necrosis factor α for sciatica

    Williams, N. H., Lewis, R., Din, N. U., Matar, H. E., Fitzsimmons, D., Phillips, C. J., Sutton, A., Burton, K., Hendry, M., Nafees, S. & Wilkinson, C., Medi 2013, Yn: European Spine Journal. 22, 9, t. 1921-35 15 t.

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

  9. Cyhoeddwyd

    A systematic review of atypical antipsychotic drugs in schizophrenia

    Bagnall, A-M., Jones, L., Ginnelly, L., Lewis, R., Glanville, J., Gilbody, S., Davies, L., Torgerson, D. & Kleijnen, J., Meh 2003, Yn: Health Technology Assessment. 7, 13, 214 t.

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

  10. Cyhoeddwyd

    A systematic review of cancer waiting time audits

    Lewis, R., Collins, R., Flynn, A., Dean, M. E., Myers, L., Wilson, P. & Eastwood, A., Chwef 2005, Yn: Quality and Safety in Health Care. 14, 1, t. 62-66

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

  11. Cyhoeddwyd

    A systematic review of comparisons of effect sizes derived from randomised and non-randomised studies.

    MacLehose, R. R., Reeves, B. C., Harvey, I. M., Sheldon, T. A., Russell, I. T. & Black, A. M., 1 Ion 2000, Yn: Health Technology Assessment. 4, 34, t. 1-154

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

  12. Cyhoeddwyd

    A systematic review of cost–effectiveness analyses of pharmacogenetic-guided dosing in treatment with coumarin derivatives

    Hughes, D., Verhoef, T. I., Redekop, W. K., Darba, J., Geitona, M., Hughes, D. A., Siebert, U., de Boer, A., Maitland-van der Zee, A. H., Barallon, R., Briz, M., Daly, A., Haschke-Becher, E., Kamali, F., Kirchheiner, J., Manolopoulos, V. G., Pirmohamed, M., Rosendaal, F. R., van Schie, R. M. & Wadelius, M., 1 Gorff 2010, Yn: Pharmacogenomics. 11, 7, t. 989-1002

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

  13. Cyhoeddwyd

    A systematic review of economic evaluations of pharmacogenetic testing for prevention of adverse drug reactions

    Plumpton, C. O., Roberts, D., Pirmohamed, M. & Hughes, D. A., Awst 2016, Yn: Pharmacoeconomics. 34, 8, t. 771-793

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

  14. Cyhoeddwyd

    A systematic review of oral treatments for fungal infections of the skin of the feet

    Russell, I. T., Bell-Syer, S. E., Hart, R., Crawford, F., Torgerson, D. J., Young, P., Tyrrell, W., Williams, H. & Russell, I., 1 Meh 2001, Yn: Journal of Dermatological Treatment. 12, 2, t. 69-74

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

  15. Cyhoeddwyd

    A systematic review of patients' perspectives on the subcutaneous route of medication administration

    Ridyard, C., Dawoud, D. M., Tuersley, L. V. & Hughes, D., Awst 2016, Yn: Patient: Patient–Centered Outcomes Research. 9, 4, t. 281-292

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

  16. Cyhoeddwyd

    A systematic review of qualitative evidence on barriers and facilitators to the implementation of task-shifting in midwifery services

    Colvin, C. J., de Heer, J., Winterton, L., Mellenkamp, M., Glenton, C., Noyes, J., Lewin, S. & Rashidian, A., 1 Hyd 2013, Yn: Midwifery. 29, 10, t. 1211-1221

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

  17. Cyhoeddwyd

    A systematic review of the cost-effectiveness of interventions for supporting informal caregivers of people with dementia residing in the community

    Jones, C. L., Edwards, R. T. & Hounsome, B., 1 Ion 2012, Yn: International Psychogeriatrics. 24, 1, t. 6-18

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

  18. Cyhoeddwyd

    Abacavir hypersensitivity: Is pre-prescription genotyping cost-effective?

    Hughes, D., Hughes, D. A. & Pirmohamed, M., 1 Tach 2003, Yn: Value in Health. 6, 6, t. 749

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

  19. Cyhoeddwyd

    Abolition of prescription charges in Wales: the impact on medicines use in those who used to pay

    Hughes, D., Groves, S., Cohen, D., Alam, M. F., Dunstan, F. D., Routledge, P. A., Hughes, D. A. & Myles, S., 1 Rhag 2010, Yn: International Journal of Pharmacy Practice. 18, 6, t. 332-340

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

  20. Cyhoeddwyd

    Abolition of prescription copayments in Wales: an observational study on dispensing rates.

    Hughes, D., Cohen, D., Alam, M. F., Dunstan, F. D., Myles, S., Hughes, D. A. & Routledge, P. A., 1 Awst 2010, Yn: Value in Health. 13, 5, t. 675-680

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

  21. Cyhoeddwyd

    Accepting pain management or seeking pain cure: An exploration of patients' attitudes to chronic pain

    Clarke, K. A. & Iphofen, R., 1 Meh 2007, Yn: Pain Management Nursing. 8, 2, t. 102-110

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

  22. Cyhoeddwyd

    Access to community care for persons with dementia and their informal carers: Case vignettes for a European comparison of structures and common pathways to formal care

    Bieber, A., Stephan, A., Verbeek, H., Verhey, F., Kerpershoek, L., Wolfs, C., de Vught, M., Woods, R., Røsvik, J., Selbaek, G., Sjölund, B. M., Wimo, A., Hopper, L., Irving, K., Marques, M. J., Gonçalves-Pereira, M., Portolani, E., Zanetti, O. & Meyer, G., Gorff 2018, Yn: Zeitschrift für Gerontologie und Geriatrie. 51, 5, t. 530-536 7 t.

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

  23. Cyhoeddwyd

    Access to timely care in Portugal as compared to other European countries

    Woods, R. T., Pereira, M. G., Stephan, A., Verhey, F., de Vugt, M., Wolfs, C., Handels, R., Verbeek, H., Kerpershoek, L., Bieber, A., Meyer, G., Marques, M., Barrios, H., Balsinha, C., Woods, R., Wimo, A., Selbaeck, G., Irving, K. & Zannetti, O., 1 Rhag 2015, Yn: International Psychogeriatrics. 27, 1, t. S35-S36

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

  24. Cyhoeddwyd

    Access to timely formal dementia care in Europe: protocol of the Actifcare (ACcess to Timely Formal Care) study

    Kerpershoek, L., de Vugt, M., Wolfs, C., Jelley, H., Orrell, M., Woods, R., Stephan, A., Bieber, A., Meyer, G., Engedal, K., Selbaek, G., Handels, R., Wimo, A., Hopper, L., Irving, K., Marques, M., Gonçalves-Pereira, M., Portolani, E., Zanetti, O. & Verhey, F., 23 Awst 2016, Yn: BMC Health Services Research. 16, 423, t. 1-7 7 t.

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

  25. Cyhoeddwyd

    Accessibility and implementation in UK services of an effective depression relapse prevention programme – mindfulness-based cognitive therapy (MBCT): ASPIRE study protocol

    Rycroft-Malone, J., Anderson, R., Crane, R. S., Gibson, A., Gradinger, F., Owen Griffiths, H., Mercer, S. & Kuyken, W., 24 Mai 2014, Yn: Implementation Science. 9, 62, 62.

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

  26. Cyhoeddwyd

    Accessibility and implementation in the UK NHS services of an effective depression relapse prevention programme: learning from mindfulness-based cognitive therapy through a mixed-methods study

    Rycroft-Malone, J., Gradinger, F., Owen Griffiths, H., Crane, R., Gibson, A., Mercer, S., Anderson, R. & Kuyken, W., 3 Ebr 2017, Yn: Health Services and Delivery Research. 5, 14

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

  27. Cyhoeddwyd

    Accessing clinical supervision.

    Williams, L., 14 Chwef 2006, Yn: Nursing Times. 102, 7, t. 64-65

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

  28. Cyhoeddwyd

    Accounting for non-compliance in pharmacoeconomic evaluations.

    Hughes, D., Hughes, D. A., Bagust, A., Haycox, A. & Walley, T., 1 Ion 2001, Yn: Pharmacoeconomics. 19, 12, t. 1185-1197

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

  29. Cyhoeddwyd

    Accuracy of Effect Size Estimates From Published Psychological Experiments Involving Multiple Trials

    Brand, A., Bradley, M. T., Best, L. A. & Stoica, G., 2011, Yn: The Journal of General Psychology. 138, 4, t. 281-291

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

  30. Cyhoeddwyd

    Accuracy of effect size estimates from published psychological research

    Brand, A., Bradley, M. T., Best, L. A. & Stoica, G., Ebr 2008, Yn: Perceptual and Motor Skills. 106, 2, t. 645-649

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

  31. Cyhoeddwyd

    Accuracy when inferential statistics are used as measurement tools

    Bradley, M. T. & Brand, A., 26 Ebr 2016, Yn: BMC Research Notes. 9, t. 487-489 3 t., 241.

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

  32. Cyhoeddwyd

    Achieving earlier diagnosis of symptomatic cervical cancer

    Walter, F. M., Mwaka, A. D. & Neal, R. D., 1 Hyd 2014, Yn: British Journal of General Practice. 64, t. 495-496

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

  33. Cyhoeddwyd

    Activity Increase Despite Arthritis (AÏDA): design of a Phase II randomised controlled trial evaluating an active management booklet for hip and knee osteoarthritis [ISRCTN24554946]

    Williams, N., Amoakwa, E., Burton, K., Hendry, M., Belcher, J., Lewis, R., Hood, K., Jones, J. G., Bennett, P., Edwards, R. T., Neal, R., Andrew, G. & Wilkinson, C., 4 Medi 2009, Yn: BMC Family Practice. 10, 62, t. 1-9 62.

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

  34. Cyhoeddwyd

    Activity Increase Despite Arthritis (AÏDA): phase II randomised controlled trial of an active management booklet for hip and knee osteoarthritis in primary care

    Williams, N. H., Amoakwa, E., Belcher, J., Edwards, R. T., Hassani, H., Hendry, M., Burton, K., Lewis, R., Hood, K., Jones, J., Bennett, P., Linck, P. G., Neal, R. D. & Wilkinson, C. E., 1 Awst 2011, Yn: British Journal of General Practice. 61, 589, t. e452-e458

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

  35. Cyhoeddwyd

    Adalimumab plus Methotrexate for Uveitis in Juvenile Idiopathic Arthritis

    Ramanan, A. V., Dick, A. D., Jones, A. P., McKay, A., Williamson, P. R., Compeyrot-Lacassagne, S., Hardwick, B., Hickey, H., Hughes, D., Woo, P., Benton, D., Edelsten, C. & Beresford, M. W., 27 Ebr 2017, Yn: New England Journal of Medicine. 376, 17, t. 1637-1646

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

  36. Cyhoeddwyd

    Additional therapy for young children with spastic cerebral palsy: a randomised controlled trial.

    Weindling, A. M., Cunningham, C. C., Glenn, S. M., Edwards, R. T. & Reeves, D. J., 1 Mai 2007, Yn: Health Technology Assessment. 11, 16, t. 90

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

  37. Cyhoeddwyd

    Addressing liver disease in the UK: a blueprint for attaining excellence in health care and reducing premature mortality from lifestyle issues of excess consumption of alcohol, obesity, and viral hepatitis

    Bellis, M. A., Williams, R., Aspinall, R., Bellis, M., Camps-Walsh, G., Cramp, M., Dhawan, A., Ferguson, J., Forton, D., Foster, G., Gilmore, I., Hickman, M., Hudson, M., Kelly, D., Langford, A., Lombard, M., Longworth, L., Martin, N., Moriarty, K., Newsome, P., O'Grady, J. & Pryke, R., 27 Tach 2014, Yn: The Lancet. 384, 9958, t. 1953-1997

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

  38. Cyhoeddwyd

    Adequacy of health-related quality of life measures in children under 5 years old: systematic review

    Grange, A., Bekker, H., Noyes, J. & Langley, P., 1 Awst 2007, Yn: Journal of Advanced Nursing. 59, 3, t. 197-220

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

  39. Cyhoeddwyd

    Adherence and variability in warfarin dose requirements: assessment in a prospective cohort

    Hughes, D., Jorgensen, A. L., Hughes, D. A., Hanson, A., van Eker, D., Toh, C. H., Pirmohamed, M. & Williamson, P. R., 1 Ion 2013, Yn: Pharmacogenomics. 14, 2, t. 151-163

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

  40. Cyhoeddwyd

    Adherence of patients to long-term medication: a cross-sectional study of antihypertensive regimens in Austria

    Lotsch, F., Auer-Hackenberg, L., Groger, M., Rehman, K., Morrison, V. L., Holmes, E. A., Parveen, S., Plumpton, C. O., Clyne, W., de Geest, S., Dobbels, F., Vrijens, B., Kardas, P., Hughes, D. & Ramharter, M., Mai 2015, Yn: Wiener klinische Wochenschrift. 127, 9-10, t. 379-384

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

  41. Cyhoeddwyd

    Admiral Nursing and the Family Care of a Person with Dementia: Using Autobiographical Narratives as grounding for negotiated clinical practice and decision-making

    Keady, J. D., Keady, J., Ashcroft-Simpson, S., Halligan, K. & Williams, S., 1 Medi 2007, Yn: Scandinavian Journal of Caring Sciences. 21, 3, t. 345-353

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

  42. Cyhoeddwyd

    Adolescent Cancer Education (ACE) to increase adolescent and parent cancer awareness and communication: study protocol for a cluster randomised controlled trial

    Kyle, R. G., Macmillan, I., Rauchhaus, P., O'Carroll, R., Neal, R. D., Forbat, L., Haw, S. & Hubbard, G., 8 Medi 2013, Yn: Trials. 14, 286, t. 1-10

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

  43. Cyhoeddwyd

    Advanced nursing practice in cancer.

    Behi, R. H., 13 Ebr 2006, Yn: British Journal of Nursing. 15, 7, t. 354

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

  44. Cyhoeddwyd

    Adverse childhood experiences and associations with health-harming behaviours in young adults: surveys in eight eastern European countries

    Bellis, M. A., Hughes, K., Leckenby, N., Jones, L., Baban, A., Karcheva, M., Povilaitis, R., Pudule, I., Qirjako, G., Ulukol, B. & Raleva, M. T., 19 Meh 2014, Yn: Bulletin of the World Health Organization. 92, t. 641-655B

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

  45. Cyhoeddwyd

    Adverse childhood experiences: retrospective study to determine their impact on adult health behaviours and health outcomes in a UK population.

    Bellis, M. A., Lowey, H., Leckenby, N., Hughes, K. & Harrison, D., 14 Ebr 2013, Yn: Journal of Public Health. 36, 1, t. 81-91

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

  46. Cyhoeddwyd

    Adverse drug reactions in economic evaluations

    Hughes, D. & Hughes, D. A., 1 Ion 2007, Yn: Value in Health. 10, 3, t. A109

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

  47. Cyhoeddwyd

    Affordable orphan drugs: A role for not-for-profit organisations

    Davies, E. H., Fulton, E., Brook, D. & Hughes, D., Gorff 2017, Yn: British Journal of Clinical Pharmacology. 83, 7, t. 1595-1601

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

  48. Cyhoeddwyd

    Age and Gender Variations in Cancer Diagnostic Intervals in 15 Cancers: Analysis of Data from the UK Clinical Practice Research Datalink

    Din, N. U., Ukoumunne, O. C., Rubin, G., Hamilton, W., Carter, B., Stapley, S. & Neal, R. D., 15 Mai 2015, Yn: PLoS ONE. 10, 5

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

  49. Cyhoeddwyd

    Age-related changes in event-related prospective memory performance: A comparison of four prospective memory tasks

    Vogels, W. W., Dekker, M. R., Brouwer, W. H. & De Jong, R., 1 Awst 2002, Yn: Brain and Cognition. 49, 3, t. 341-362

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

  50. Cyhoeddwyd

    Alcohol age of initiation and long-term impact: a cross sectional survey of adults in England

    Morleo, M., Jones, L. & Bellis, M. A., 30 Hyd 2014, Yn: Journal of Substance Use.

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

  51. Cyhoeddwyd

    Alcohol, drugs, sex and violence: health risks and consequences in young British holidaymakers to the Balearics

    Hughes, K., Bellis, M. A., Whelan, G., Calafat, A., Juan, M. & Blay, N., 2009, Yn: Adicciones. 21, 4, t. 265-77 13 t.

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

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