Helsley, G. F. (1927). Proctology: TREATMENT of Rectal Prolapse of Infants and Children.
シカゴスタイル引用形Helsley, Gordon F. Proctology: TREATMENT of Rectal Prolapse of Infants and Children. 1927.
MLA引用形式Helsley, Gordon F. Proctology: TREATMENT of Rectal Prolapse of Infants and Children. 1927.
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