World Health Organization. The World health report 2005: make every mother and child count. Geneva: World Health Organization; 2005.
 Gissler M, Berg C, Bouvier-Colle MH, Buekens P. Injury deaths, suicides and homicides associated with pregnancy, Finland 1987-2000. Eur J Public Health 2005; 15(5):459-63.
 Gissler M, Hemminki E, Lonnqvist J. Suicides after pregnancy in Finland, 1987-94: register linkage study. BMJ 1996; 313(7070):1431-4.
 Morgan CL, Evans M, Peters JR, Currie C. Suicides after pregnancy. Mental health may deteriorate as a direct effect of induced abortion. BMJ 1997; 314(7084):902; author reply -3.
 Coleman PK, Reardon DC, Cougle JR. Substance use among pregnant women in the context of previous reproductive loss and desire for current pregnancy. Br J Health Psychol 2005; 10(Pt 2):255-68.
 Ward H, Pallecaros A, Green A, Day S. Health issues associated with increasing use of crack cocaine among female sex workers in London. Sex Transm Infect 2000; 76(4):292–93.
 Reardon DC, Coleman PK, Cougle JR. Substance use associated with unintended pregnancy outcomes in the National Longitudinal Survey of Youth". Am J Drug Alcohol Abuse 2004; 30(2):369-83.
 Coleman PK, Reardon DC, Rue VM, Cougle J. A history of induced abortion in relation to substance use during subsequent pregnancies carried to term. Am J Obstet Gynecol 2002; 187(6):1673-8.
 Reardon DC, Ney PG. Abortion and subsequent substance abuse. Am J Drug Alcohol Abuse 2000; 26(1):61-75.
 Reardon DC, Ney PG, Scheuren F, Cougle J, Coleman PK, Strahan TW. Deaths associated with pregnancy outcome: a record linkage study of low income women. South Med J 2002; 95(8):834-41.
 Reardon DC, Coleman P. Pregnancy-associated mortality after birth. Am J Obstet Gynecol 2004; 191(4):1506-7.
 Zhou W, Sorensen HT, Olsen J. Induced abortion and low birthweight in the following pregnancy. Int J Epidemiol 2000; 29(1):100-6.
 Swingle HM, Colaizy TT, Zimmerman MB, Morris FH Jr. Abortion and the risk of subsequent preterm birth: a systematic review with meta-analyses. J Reprod Med 2009; 54(2):95-108.
 Shah P, Ohlsson A, ShahV, Murphy KE, McDonald SA, Hutton E, et al. Induced termination of pregnancy and low birthweight and preterm birth: a systematic review and meta-analyses. BJPG 2009; 116(11):1425-42.
 Henriet L, Kaminski M. Impact of induced abortions on subsequent pregnancy outcome: the 1995 French national perinatal survey. BJOG 2001; 108(10):1036-42.
 Zhou W, Sorensen HT, Olsen J. Induced abortion and subsequent pregnancy duration. Obstet Gynecol 1999; 94(6):948-53.
 Moreau C, Kaminski M, Ancel PY, Bouyer J, Escande B, Thiriez G, et al. Previous induced abortions and the risk of very preterm delivery: results of the EPIPAGE study. BJOG 2005; 112(4):430-7.
 Ancel PY, Lelong N, Papiernik E, Saurel-Cubizolles MJ, Kaminski M, EUROPOP. History of induced abortion as a risk factor for preterm birth in European countries: results of the EUROPOP survey. Hum Reprod 2004; 19(3):734-40.