Não informado. (1919). Journal of the American Medical Association: Edicion en espanol. American Medical Association.
Citace podle Chicago (17th ed.)Não informado. Journal of the American Medical Association: Edicion En Espanol. Chicago, Ill: American Medical Association, 1919.
Citace podle MLA (8th ed.)Não informado. Journal of the American Medical Association: Edicion En Espanol. American Medical Association, 1919.
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