TY  - JOUR
A1  - Manlove, Jennifer
A1  - Ryan, Suzanne
A1  - Franzetta, Kerry
T1  - Contraceptive use patterns across teens’ sexual relationships: The role of relationships, partners, and sexual histories
Y1  - 2007
DO  - 10.1353/dem.2007.0031
JF  - Demography
VL  - 44
IS  - 3
SP  - 603
EP  - -621

ER  -