Não informado. (1974). Western journal of medicine. California Medical Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Western Journal of Medicine. San Francisco, Calif: California Medical Association, 1974.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Western Journal of Medicine. California Medical Association, 1974.
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