TY  - RPRT
TI  - Reproductive epidemiologic research in developing countries.
AU  - J A Fortney
PY  - 1990
DO  - 10.1016/1047-2797(90)90009-h
UR  - https://pubmed.ncbi.nlm.nih.gov/1669499/
ID  - 1669499
ER  -