TY  - RPRT
TI  - PROLONGED PREGNANCY.
AU  - P B MEAD
AU  - S L MARCUS
PY  - 1964
DO  - 10.1016/0002-9378(64)90554-x
UR  - https://pubmed.ncbi.nlm.nih.gov/14168988/
ID  - 14168988
ER  -