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HUFNAGEL CA, HARVEY WP.HUFNAGEL CA, et al.Bull Georgetown Univ Med Cent. 1953 Jan;6(3):60-1.Bull Georgetown Univ Med Cent. 1953.PMID: 12997885No abstract available.
RABIL PJ, HUFNAGEL CA, FEYS J.RABIL PJ, et al. Among authors: hufnagel ca.Union Med Can. 1955 May;84(5):512-8.Union Med Can. 1955.PMID: 14397000French.No abstract available.