驗證網址www.who.int安全性

WHO | Trends in caesarean delivery by country and wealth quintile: cross-sectional surveys in southe

In the most recent survey for each of 17 of the study countries, caesarean delivery rates increased monotonically from the lowest quintile for wealth to the highest (Table 2). In the other nine study countries, the between-quintile variation in the rates ...

網址安全性掃描由 google 提供