MacKowiak, Philip A. (1992). "A Critical Appraisal of 98.6°F, the Upper Limit of the Normal Body Temperature, and Other Legacies of Carl Reinhold August Wunderlich". JAMA: The Journal of the American Medical Association. 268 (12): 1578–80. doi:10.1001/jama.1992.03490120092034. PMID1302471.
MacKowiak, Philip A. (1992). "A Critical Appraisal of 98.6°F, the Upper Limit of the Normal Body Temperature, and Other Legacies of Carl Reinhold August Wunderlich". JAMA: The Journal of the American Medical Association. 268 (12): 1578–80. doi:10.1001/jama.1992.03490120092034. PMID1302471.