TI - DIrectory of pediatric societies PT - JOUR DP - 1949 TA - American Journal of Diseases of Children pages = {416-424}, VI - 77 IP - 3 AID - 10.1001/archpedi.1949.02030040419015 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.1949.02030040419015 SO - American Journal of Diseases of Children March 1, 1949 77(3):416