Não informado. (1971). FDA drug bulletin. Food and Drug Administration, Department. of Health, Education and Welfare.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. FDA Drug Bulletin. Rockville, Md: Food and Drug Administration, Department. of Health, Education and Welfare, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. FDA Drug Bulletin. Food and Drug Administration, Department. of Health, Education and Welfare, 1971.
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