Early sexual behaviour and Chlamydia trachomatisinfection – a population based cross-sectional study on gender differences among adolescents in Norway

[11] Lewin B(2007)Population based study of health and living conditions in areas with both Sami and Norwegian populations–the SAMINOR study Int J Circumpolar Health 66 113-538

[12] Sundet JM(2010)The available pool of sex partners and risk for a current bacterial sexually transmitted infection Ann Epidemiol 20 532-4399

[13] Avery L(2003)Comparing first-void urine specimens, self-collected vaginal swabs, and endocervical specimens to detect Chlamydia trachomatis and Neisseria gonorrhoeae by a nucleic acid amplification test J Clin Microbiol 41 4395-20

[14] Lazdane G(1993)Declining trends in some sexually transmitted diseases in Norway between 1975 and 1991 with special reference to a Lapp population Acta Derm Venereol Suppl (Stockh) 182 15-664

[15] Hoviskeland A(2005)Predicting adolescents' longitudinal risk for sexually transmitted infection: results from the National Longitudinal Study of Adolescent Health Arch Pediatr Adolesc Med 159 657-51

[16] Lodoen G(2006)Condom use and risk of gonorrhea and Chlamydia: a systematic review of design and measurement factors assessed in epidemiologic studies Sex Transm Dis 33 36-270

[17] Roer R(2010)Prevalence of Chlamydia trachomatis: results from the first national population-based survey in France Sex Transm Infect 86 263-211

[18] Jenum PA(1992)Discrepancies between men and women in reporting number of sexual partners: a summary from four countries Soc Biol 39 203-240

[19] Mossong J(2003)Discordant sexual partnering: a study of high-risk adolescents in San Francisco Sex Transm Dis 30 234-197

[20] Muller M(2012)Short-term sexual health effects of relationships with significantly older females on adolescent boys J Adolesc Health 50 195-780

[11] Lewin B(2007)Population based study of health and living conditions in areas with both Sami and Norwegian populations–the SAMINOR study Int J Circumpolar Health 66 113-538

[12] Sundet JM(2010)The available pool of sex partners and risk for a current bacterial sexually transmitted infection Ann Epidemiol 20 532-4399

[13] Avery L(2003)Comparing first-void urine specimens, self-collected vaginal swabs, and endocervical specimens to detect Chlamydia trachomatis and Neisseria gonorrhoeae by a nucleic acid amplification test J Clin Microbiol 41 4395-20

[14] Lazdane G(1993)Declining trends in some sexually transmitted diseases in Norway between 1975 and 1991 with special reference to a Lapp population Acta Derm Venereol Suppl (Stockh) 182 15-664

[15] Hoviskeland A(2005)Predicting adolescents' longitudinal risk for sexually transmitted infection: results from the National Longitudinal Study of Adolescent Health Arch Pediatr Adolesc Med 159 657-51

[16] Lodoen G(2006)Condom use and risk of gonorrhea and Chlamydia: a systematic review of design and measurement factors assessed in epidemiologic studies Sex Transm Dis 33 36-270

[17] Roer R(2010)Prevalence of Chlamydia trachomatis: results from the first national population-based survey in France Sex Transm Infect 86 263-211

[18] Jenum PA(1992)Discrepancies between men and women in reporting number of sexual partners: a summary from four countries Soc Biol 39 203-240

[19] Mossong J(2003)Discordant sexual partnering: a study of high-risk adolescents in San Francisco Sex Transm Dis 30 234-197

[20] Muller M(2012)Short-term sexual health effects of relationships with significantly older females on adolescent boys J Adolesc Health 50 195-780