Gerressu, M; Mercer, CH; Graham, CA; Wellings, K; Johnson, AM; (2008) Prevalence of masturbation and associated factors in a British national probability survey. Archives of sexual behavior, 37 (2). pp. 266-278. ISSN 0004-0002 DOI: https://doi.org/10.1007/s10508-006-9123-6 Full text not available from this repository.

Gerressu, M; Mercer, CH; Graham, CA; Wellings, K; Johnson, AM; (2007) Prevalence of masturbation and associated factors in a British National Probability Survey. Archives of Sexual Behaviour, 27. pp. 123-128. http://researchonline.lshtm.ac.uk/id/eprint/3982 Full text not available from this repository.

Collumbien, M; Gerressu, M; Cleland, J; (2004) Non-use and use of ineffective methods of contraception. In: Ezzati, M; Lopez, AD; Rodgers, A; Murray, CJL, (eds.) Comparative Quantification of Health Risks: Global and Regional Burden of Disease Attributable to Selected Major Risk Factors. WHO, Geneva, pp. 1255-1320. ISBN 9241580313 http://researchonline.lshtm.ac.uk/id/eprint/17866

Kingori, P; Wellings, K; French, R; Kane, R; Gerressu, M; Stephenson, J; (2004) Sex and relationship education and the media: an analysis of national and regional newspaper coverage in England. Sex Education, 4 (2). pp. 111-124. http://researchonline.lshtm.ac.uk/id/eprint/14231 Full text not available from this repository.

Teenage Pregnancy Strategy Evaluation Research Team Including:; Wellings, K; Wilkinson, P; Grundy, C; Kane, R; Jacklin, P; Gilmour, M; Gerressu, M; Creed-Miles, M; Normand, C; +1 more... Barrett, G; (2002) Evaluation of the Teenage Pregnancy Strategy: annual synthesis report No.1. Department of Health. Teenage Pregnancy Unit, London. http://researchonline.lshtm.ac.uk/id/eprint/17976 Full text not available from this repository.