TY  - RPRT
TI  - Emergency contraception: WHO Task Force study.
AU  - P Albertazzi
PY  - 1998
DO  - 10.1016/s0140-6736(05)60562-4
UR  - https://pubmed.ncbi.nlm.nih.gov/9777863/
ID  - 9777863
ER  -