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J.JADOHEALTH.2008.06.006
J.JADOHEALTH.2008.06.006
http://dx.doi.org/10.1016/J.JADOHEALTH.2008.06.006
Contraceptive method at first sexual intercourse and subsequent pregnancy risk: findings from a secondary analysis of 16-year-old girls from the RIPPLE and SHARE studies
P356
Q37023152-1F9987E6-F6A9-4EF6-8704-4F728D3A7230
P356
J.JADOHEALTH.2008.06.006
http://dx.doi.org/10.1016/J.JADOHEALTH.2008.06.006