APA aipamena

Hansen, A. C. (1979). Matthew Walker, Sr, MD, FACS (1906--1978), a tribute. National Medical Association.

Chicago Style aipamena

Hansen, A. C. Matthew Walker, Sr, MD, FACS (1906--1978), a Tribute. National Medical Association, 1979.

MLA aipamena

Hansen, A. C. Matthew Walker, Sr, MD, FACS (1906--1978), a Tribute. National Medical Association, 1979.

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