TY  - RPRT
TI  - Stopping the pill.
AU  - J Guillebaud
AU  - G E Robinson
PY  - 1991
DO  - 10.1136/bmj.302.6779.789-a
UR  - https://pubmed.ncbi.nlm.nih.gov/2021778/
ID  - 2021778
ER  -