Using 30-cluster survey to assess neonatal and perinatal mortality [letter]
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Описание
Aras, Radha, Velhal, Gajanan, Pai, Nalini P. & Naik, Vijaya. (1991). Using 30-cluster survey to assess neonatal and perinatal mortality [letter]. World health forum 1991 ; 12(4) : 449-450 https://iris.who.int/handle/10665/45895