Powell, H. F. (1912). Sphenoidal Sinus operated on and cured of Suppuration of some Years' Duration.
シカゴスタイル引用形Powell, H. FitzGerald. Sphenoidal Sinus Operated On and Cured of Suppuration of Some Years' Duration. 1912.
MLA引用形式Powell, H. FitzGerald. Sphenoidal Sinus Operated On and Cured of Suppuration of Some Years' Duration. 1912.
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