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Auteur A. COPAS |
Documents disponibles écrits par cet auteur (4)
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Article
E. ALLEN ; BONELL (C.) : GBR. Public and Environmental Health Research Unit. London School of Hygiene and Tropical Medicine. London. ; A. COPAS ; A.M. JOHNSON ; A. OAKLEY ; J. STEPHENSON ; V. STRANGE ; University College London. Centre for Sexual Health and Hiv Research. Department of Primary Care and Population Sciences. London. GBR ; University of London. Social Science Research Unit. Institute of Education. London. GBR |[BDSP. Notice produite par INIST-CNRS R0xtiL4D. Diffusion soumise à autorisation]. Background : Much of the UK government's 1999 report on teenage pregnancy was by necessity based on rather old or non-longitudinal research. Aim : To examine the [...]![]()
Article
BONELL (C.) : GBR. Public and Environmental Health Research Unit. London School of Hygiene and Tropical Medicine. ; E. ALLEN ; A. COPAS ; A. JOHNSON ; A. OAKLEY ; J. STEPHENSON ; V. STRANGE ; Royal Free and University College Medical School. Department of Primary Care and Population Sciences. Centre for Sexual Health and Hiv Research. GBR ; University of London. Institute of Education. Social Science Research Unit. GBR |[BDSP. Notice produite par INIST-CNRS Y97R0xD7. Diffusion soumise à autorisation]. Background : Longitudinal data were used to explore relations between teenage pregnancy, sexual behaviour, and family type. The study examined whether students fr[...]![]()
Article
BONELL (C.) : GBR. Public and Environmental Health Research Unit. London School of Hygiene and Tropical Medicine. ; E. ALLEN ; A. COPAS ; A. JOHNSON ; A. OAKLEY ; J. STEPHENSON ; V. STRANGE ; Royal Free and University College Medical School. Department of Primary Care and Population Sciences. Centre for Sexual Health and Hiv Research. London. GBR |[BDSP. Notice produite par INIST-CNRS HjjR0xar. Diffusion soumise à autorisation]. Study objective : To examine whether attitude to school is associated with subsequent risk of teenage pregnancy. To test two hypotheses that attitude to school is[...]![]()
Article
J. RICHENS ; A. COPAS ; J. IMRIE ; Department of Sexually Transmitted Diseases. Royal Free and University College Medlcal School. The Mortlmer Market Centre. Mortlmer Market. London. GBR |[BDSP. Notice produite par INIST v4aER0xi. Diffusion soumise à autorisation].