PT - JOURNAL ARTICLE AU - A. Parkes AU - V. Strange AU - D. Wight AU - M. Henderson AU - K. Buston TI - Comparison of teenagers’ early same sex and heterosexual behaviour in the UK: data from the share and RIPPLE studies AID - 10.1136/jech.2009.096719m DP - 2009 Oct 01 TA - Journal of Epidemiology and Community Health PG - 39--39 VI - 63 IP - Suppl 2 4099 - http://jech.bmj.com/content/63/Suppl_2/39.short 4100 - http://jech.bmj.com/content/63/Suppl_2/39.full SO - J Epidemiol Community Health2009 Oct 01; 63