TY  - RPRT
TI  - New etiological factor in ectopic pregnancy.
AU  - L KROHN
AU  - M H GOTLIB
PY  - 1952
DO  - 10.1001/jama.1952.03680130023006
UR  - https://pubmed.ncbi.nlm.nih.gov/12990407/
ID  - 12990407
ER  -