AU - Massey G TI - THe need of a section on physical forces in medicine and surgery PT - JOUR DP - 1909 TA - Journal of the American Medical Association pages = {394}, VI - LIII IP - 5 AID - 10.1001/jama.1909.02550050060011 [doi] 4100 - http://dx.doi.org/10.1001/jama.1909.02550050060011 SO - Journal of the American Medical Association July 31, 1909 LIII(5):394