AU - Koo WK, Succop P, Hambidge K TI - SErum alkaline phosphatase and serum zinc concentrations in preterm infants with rickets and fractures PT - JOUR DP - 1989 TA - American Journal of Diseases of Children pages = {1342-1345}, VI - 143 IP - 11 AID - 10.1001/archpedi.1989.02150230100032 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.1989.02150230100032 SO - American Journal of Diseases of Children November 1, 1989 143(11):1342