AU - SENN ME TI - Your baby and child: From birth to age 5 PT - JOUR DP - 1979 TA - American Journal of Diseases of Children pages = {561}, VI - 133 IP - 5 AID - 10.1001/archpedi.1979.02130050105031 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.1979.02130050105031 SO - American Journal of Diseases of Children May 1, 1979 133(5):561