Harrison Shryock, R. The Development of modern medicine.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHarrison Shryock, Richard. The Development of Modern Medicine.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHarrison Shryock, Richard. The Development of Modern Medicine.
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