Powell, J; McCarthy, N; Eysenbach, G; (2003) Cross-sectional survey of users of Internet depression communities. BMC psychiatry, 3 (1). p. 19. ISSN 1471-244X DOI: https://doi.org/10.1186/1471-244X-3-19

Powell, JA; Darvell, M; Gray, JA; (2003) The doctor, the patient and the world-wide web: how the internet is changing healthcare. Journal of the Royal Society of Medicine, 96 (2). pp. 74-6. ISSN 0141-0768 DOI: https://doi.org/10.1258/jrsm.96.2.74 Full text not available from this repository.

Eysenbach, G; Powell, J; Kuss, O; Sa, ER; (2002) Empirical studies assessing the quality of health information for consumers on the World Wide Web - A systematic review. JAMA, 287 (20). pp. 2691-700. ISSN 0098-7484 DOI: https://doi.org/10.1001/jama.287.20.2691

Powell, J; (2002) Systematic review of outreach clinics in primary care in the UK. Journal of health services research & policy, 7 (3). pp. 177-83. ISSN 1355-8196 https://researchonline.lshtm.ac.uk/id/eprint/17571 Full text not available from this repository.