[A study of the decrease in maternal mortality in the Kherson region].
D005260:Female; D006801:Humans; D008427:Maternal Health Services; D008428:Maternal Mortality; D011247:Pregnancy; D011248:Pregnancy Complications / Q000517:prevention & control; D014455:Ukraine
Dosvid znyzhennia materyns'koï smertnosti v Khersons'kiĭ oblasti.