TY  - RPRT
TI  - OBSTETRICAL ADVANCES AND GENERAL PRACTICE.
AU  - E M Elder
PY  - 1964
DO  - 10.1111/j.1479-828x.1964.tb00278.x
UR  - https://pubmed.ncbi.nlm.nih.gov/14243043/
ID  - 14243043
ER  -