TY  - RPRT
TI  - Changes in the cervical blood flow during labour.
AU  - L Laakso
AU  - Y Pitkänen
AU  - M Hannelin
PY  - 1976
DO  - 10.3109/00016347609156801
UR  - https://pubmed.ncbi.nlm.nih.gov/1258619/
ID  - 1258619
ER  -