Lewis, R; (2009) Recruiting parents and children into a research project: a qualitative exploration of family decision-making processes. International journal of social research methodology, 12 (5). pp. 405-419. ISSN 1364-5579 https://researchonline.lshtm.ac.uk/id/eprint/5085 Full text not available from this repository.

Lewis, Ruth; Marston, Cicely; (2016) Oral Sex, Young People, and Gendered Narratives of Reciprocity. Journal of sex research, 53 (7). pp. 776-787. ISSN 0022-4499 DOI: https://doi.org/10.1080/00224499.2015.1117564

Lewis, Ruth; Marston, Cicely; Wellings, Kaye; (2013) Bases, Stages and ‘Working your Way Up’: Young People's Talk about Non-Coital Practices and ‘Normal’ Sexual Trajectories. Sociological research online, 18 (1). pp. 233-241. ISSN 1360-7804 DOI: https://doi.org/10.5153/sro.2842

Lewis, Ruth; Tanton, Clare; Mercer, Catherine H; Mitchell, Kirstin R; Palmer, Melissa; Macdowall, Wendy; Wellings, Kaye; (2017) Heterosexual Practices Among Young People in Britain: Evidence From Three National Surveys of Sexual Attitudes and Lifestyles. The Journal of adolescent health, 61 (6). pp. 694-702. ISSN 1054-139X DOI: https://doi.org/10.1016/j.jadohealth.2017.07.004

Macdowall, Wendy; Gibson, Lorna J; Tanton, Clare; Mercer, Catherine H; Lewis, Ruth; Clifton, Soazig; Field, Nigel; Datta, Jessica; Mitchell, Kirstin R; Sonnenberg, Pam; +6 more... Erens, Bob; Copas, Andrew J; Phelps, Andrew; Prah, Philip; Johnson, Anne M; Wellings, Kaye; (2013) Lifetime prevalence, associated factors, and circumstances of non-volitional sex in women and men in Britain: findings from the third National Survey of Sexual Attitudes and Lifestyles (Natsal-3). Lancet, 382 (9907). pp. 1845-1855. ISSN 0140-6736 DOI: https://doi.org/10.1016/S0140-6736(13)62300-4

Macdowall, Wendy; Jones, Kyle G; Tanton, Clare; Clifton, Soazig; Copas, Andrew J; Mercer, Catherine H; Palmer, Melissa J; Lewis, Ruth; Datta, Jessica; Mitchell, Kirstin R; +4 more... Field, Nigel; Sonnenberg, Pam; Johnson, Anne M; Wellings, Kaye; (2015) Associations between source of information about sex and sexual health outcomes in Britain: findings from the third National Survey of Sexual Attitudes and Lifestyles (Natsal-3). BMJ open, 5 (3). e007837-. ISSN 2044-6055 DOI: https://doi.org/10.1136/bmjopen-2015-007837

Marston, C; Lewis, R; (2014) Anal heterosex among young people and implications for health promotion: a qualitative study in the UK. BMJ open, 4 (8). e004996-. ISSN 2044-6055 DOI: https://doi.org/10.1136/bmjopen-2014-004996

Mercer, CH; Jones, KG; Johnson, AM; Lewis, R; Mitchell, KR; Gravningen, K; Clifton, S; Tanton, C; Sonnenberg, P; Wellings, K; +2 more... Cassell, JA; Estcourt, CS; (2016) How can we objectively categorise partnership type? A novel classification of population survey data to inform epidemiological research and clinical practice. Sexually transmitted infections, 93 (2). pp. 129-136. ISSN 1368-4973 DOI: https://doi.org/10.1136/sextrans-2016-052646

Mercer, Catherine H; Tanton, Clare; Prah, Philip; Erens, Bob; Sonnenberg, Pam; Clifton, Soazig; Macdowall, Wendy; Lewis, Ruth; Field, Nigel; Datta, Jessica; +4 more... Copas, Andrew J; Phelps, Andrew; Wellings, Kaye; Johnson, Anne M; (2013) Changes in sexual attitudes and lifestyles in Britain through the life course and over time: findings from the National Surveys of Sexual Attitudes and Lifestyles (Natsal). Lancet, 382 (9907). pp. 1781-1794. ISSN 0140-6736 DOI: https://doi.org/10.1016/S0140-6736(13)62035-8

Mitchell, Kirstin R; Geary, Rebecca; Graham, Cynthia; Clifton, Soazig; Mercer, Catherine H; Lewis, Ruth; Macdowall, Wendy; Datta, Jessica; Johnson, Anne M; Wellings, Kaye; (2016) Sexual Function in 16- to 21-Year-Olds in Britain. The Journal of adolescent health, 59 (4). pp. 422-428. ISSN 1054-139X DOI: https://doi.org/10.1016/j.jadohealth.2016.05.017

Papoutsi, Chrysanthi; Reed, Julie E; Marston, Cicely; Lewis, Ruth; Majeed, Azeem; Bell, Derek; (2015) Patient and public views about the security and privacy of Electronic Health Records (EHRs) in the UK: results from a mixed methods study. BMC medical informatics and decision making, 15 (1). 86-. ISSN 1472-6947 DOI: https://doi.org/10.1186/s12911-015-0202-2

Seguin, M; Lewis, R; Razmadze, M; Amirejibi, T; Roberts, B; (2017) Coping strategies of internally displaced women in Georgia: A qualitative study. Social science & medicine (1982), 194. pp. 34-41. ISSN 0277-9536 DOI: https://doi.org/10.1016/j.socscimed.2017.10.014

Seguin, Maureen; Lewis, Ruth; Amirejibi, Tinatin; Razmadze, Mariam; Makhashvili, Nino; Roberts, Bayard; (2016) Our flesh is here but our soul stayed there: A qualitative study on resource loss due to war and displacement among internally-displaced women in the Republic of Georgia. Social science & medicine (1982), 150. pp. 239-247. ISSN 0277-9536 DOI: https://doi.org/10.1016/j.socscimed.2015.12.045 Full text not available from this repository.

Tanton, Clare; Jones, Kyle G; Macdowall, Wendy; Clifton, Soazig; Mitchell, Kirstin R; Datta, Jessica; Lewis, Ruth; Field, Nigel; Sonnenberg, Pam; Stevens, Amy; +3 more... Wellings, Kaye; Johnson, Anne M; Mercer, Catherine H; (2015) Patterns and trends in sources of information about sex among young people in Britain: evidence from three National Surveys of Sexual Attitudes and Lifestyles. BMJ open, 5 (3). e007834-. ISSN 2044-6055 DOI: https://doi.org/10.1136/bmjopen-2015-007834

Young, Honor; Turney, Catherine; White, James; Bonell, Chris; Lewis, Ruth; Fletcher, Adam; (2017) Dating and relationship violence among 16-19 year olds in England and Wales: a cross-sectional study of victimization. Journal of public health (Oxford, England), 40 (4). pp. 738-746. ISSN 1741-3842 DOI: https://doi.org/10.1093/pubmed/fdx139

Lewis, R; (2010) Shutting the bathroom door: parents, young teenagers and the negotiation of bodily boundaries at home. In: Holt, L, (ed.) Geographies of Children, Youth and Families: An International Perspective. Routledge. https://researchonline.lshtm.ac.uk/id/eprint/3045 Full text not available from this repository.

Nelson, S; Lewis, R; Gulyurtlu, S; (2013) Male survivors of sexual abuse: experience of mental health services. In: Pritchard, J, (ed.) Good Practice in Promoting Healing and Recovery for Abused Adults. Jessica Kingsley (London). ISBN 978-1-84905-372-3 https://researchonline.lshtm.ac.uk/id/eprint/1400561 Full text not available from this repository.

Lewis, R; Marston, C; Wellings, K; (2011) Bases, stages and 'working your way up': discourses of sequence in talk about young people's sexual practices, 'Stuck in the middle with who?': mapping out and making sense of the missing middle of youth studies,, . [Conference or Workshop Item] https://researchonline.lshtm.ac.uk/id/eprint/18542 Full text not available from this repository.

Lewis, R; Marston, C; Wellings, K; (2011) Repertoires and sequences of sexual practices among young people in the UK: a qualitative study. [Conference or Workshop Item] https://researchonline.lshtm.ac.uk/id/eprint/18543 Full text not available from this repository.

Jamieson, L; Simpson, R; Lewis, R; (Eds); (2011) Researching Families and Relationships: Reflections on Process. Palgrave Macmillan. DOI: https://doi.org/10.1057/9780230347960 Full text not available from this repository.