TY  - RPRT
TI  - Prolonged labour in multiparae.
AU  - R G LAW
PY  - 1954
DO  - 10.1111/j.1471-0528.1954.tb07490.x
UR  - https://pubmed.ncbi.nlm.nih.gov/13175060/
ID  - 13175060
ER  -