TY  - RPRT
TI  - Obstetrics through the ages.
AU  - L TOWNSEND
PY  - 1952
DO  - 10.5694/j.1326-5377.1952.tb83945.x
UR  - https://pubmed.ncbi.nlm.nih.gov/14928887/
ID  - 14928887
ER  -