TY  - RPRT
TI  - Maternal posture in labour.
AU  - J K Gupta
AU  - C Nikodem
PY  - 2000
DO  - 10.1016/s0301-2115(99)00272-9
UR  - https://pubmed.ncbi.nlm.nih.gov/10996693/
ID  - 10996693
ER  -