论文信息 - Analgesia for vaginal birth: Secondary analysis from the WHO Multicountry Survey on Maternal and Newborn Health - 字舞流文

Analgesia for vaginal birth: Secondary analysis from the WHO Multicountry Survey on Maternal and Newborn Health

A. Betrán | J. Cecatti | J. P. Guida | M. L. Costa | J. Souza | Joshua P. Vogel | M. A. Souza | A. M. Gulmezoglu | Maria R.Torloni | M. Costa | J. Guida | J. Souza