TY  - RPRT
TI  - [Urinary chorionic gonadotropins before, during and after delivery].
AU  - R Wawryk
AU  - E Samochowiec
AU  - J Dudkiewicz
PY  - 1969
UR  - https://pubmed.ncbi.nlm.nih.gov/5363644/
ID  - 5363644
ER  -