TY  - JOUR
A1  - Finer, L.B.
A1  - Jerman, J.
A1  - Kavanaugh, M.L.
T1  - Changes in use of long-acting contraceptive methods in the United States, 2007‒2009
Y1  - 2012
DO  - 10.1016/j.fertnstert.2012.06.027
VL  - 98
IS  - 4

ER  -