TY  - RPRT
TI  - Postcoital contraception: present and future options.
AU  - S G Derman
AU  - L M Peralta
PY  - 1995
DO  - 10.1016/1054-139x(94)00055-j
UR  - https://pubmed.ncbi.nlm.nih.gov/7742340/
ID  - 7742340
ER  -