Source:
JAMA [JAMA] 1960 Oct 01; Vol. 174, pp. 464-7.Publisher: American Medical Association Country of Publication: United States NLM ID: 7501160 Publication Model: Print Cited
Source:
JAMA [JAMA] 1962 Apr 28; Vol. 180, pp. 301-6.Publisher: American Medical Association Country of Publication: United States NLM ID: 7501160 Publication Model: Print Cited