AU - SCHROEDER PL TI - BEhavior difficulties in children associated with the results of birth trauma PT - JOUR DP - 1929 TA - Journal of the American Medical Association pages = {100-104}, VI - 92 IP - 2 AID - 10.1001/jama.1929.02700280004003 [doi] 4100 - http://dx.doi.org/10.1001/jama.1929.02700280004003 SO - Journal of the American Medical Association January 12, 1929 92(2):100