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2. [Analysis of maternal deaths due to pregnancy, labor and puerperium in 1968]. Przytula P. Ginekol Pol; 1971; 42(2):253-65. PubMed ID: 5550947 [No Abstract] [Full Text] [Related]
10. [Analysis of maternal deaths in the course of pregnancy, labor and puerperium in the year 1969]. Przytula P. Ginekol Pol; 1971 Jun; 42(6):775-87. PubMed ID: 5110990 [No Abstract] [Full Text] [Related]
11. [Methodological approaches to an analysis of maternal mortality]. Frolova OG, Alekseev VA, Tokova ZZ. Akush Ginekol (Mosk); 1991 Feb; (2):23-5. PubMed ID: 1862847 [No Abstract] [Full Text] [Related]