J Am Med Assoc. 1955 Feb 19;157(8):664-5. doi: 10.1001/jama.1955.02950250038011.
Journal of the American Medical Association
[No authors listed]
PMID: 13233000 DOI: 10.1001/jama.1955.02950250038011
[No abstract available.]
Keywords: SOCIETIES, MEDICAL