TY  - RPRT
TI  - Changes in obstetric practice in our time.
AU  - G J Ratten
PY  - 1985
DO  - 10.1111/j.1479-828x.1985.tb00735.x
UR  - https://pubmed.ncbi.nlm.nih.gov/3869445/
ID  - 3869445
ER  -