RT Journal T1 BOoks received JF A.M.A. Journal of Diseases of Children JO A.M.A. Journal of Diseases of Children YR 1959 FD May 1 VO 97 IS 5_PART_I SP 649 OP 653 DO 10.1001/archpedi.1959.02070010651016 UL http://dx.doi.org/10.1001/archpedi.1959.02070010651016 AB