RT Journal T1 DEaths JF Journal of the American Medical Association JO Journal of the American Medical Association YR 1959 FD October 31 VO 171 IS 9 SP 1239 OP 1244 DO 10.1001/jama.1959.03010270075020 UL http://dx.doi.org/10.1001/jama.1959.03010270075020 AB