Mathews, D. D. (1981). Mode of delivery and survival in babies weighing less than 2000 g at birth.
シカゴスタイル引用形Mathews, D D. Mode of Delivery and Survival in Babies Weighing Less Than 2000 G At Birth. 1981.
MLA引用形式Mathews, D D. Mode of Delivery and Survival in Babies Weighing Less Than 2000 G At Birth. 1981.
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