AU - WORK HH TI - THrills and regressions. PT - JOUR DP - 1959 TA - A.M.A. Journal of Diseases of Children pages = {812}, VI - 98 IP - 6 AID - 10.1001/archpedi.1959.02070020814022 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.1959.02070020814022 SO - A.M.A. Journal of Diseases of Children December 1, 1959 98(6):812