Não informado. (1968). Monthly Bibliography of Medical Reviews. National Library of Medicine.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Monthly Bibliography of Medical Reviews. Washington: National Library of Medicine, 1968.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Monthly Bibliography of Medical Reviews. National Library of Medicine, 1968.
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