TY  - JOUR
A1  - Rodgers, J.L.
A1  - Harris, D.F.
A1  - Vickers, K.B.
T1  - Seasonality of first coitus in the United States
Y1  - 1992
DO  - 10.1080/19485565.1992.9988800
VL  - 39
IS  - 1–2

ER  -