TY  - RPRT
TI  - Controlled ovarian hyperstimulation as a risk factor for ectopic pregnancy.
AU  - H Fernandez
AU  - J Coste
AU  - N Job-Spira
PY  - 1991
UR  - https://pubmed.ncbi.nlm.nih.gov/1810289/
ID  - 1810289
ER  -