Unchalee Thadapark. (1993) Drug utilization evaluation of the parenteral cephalosporins in Children's Hospital. Mahidol University,:ม.ป.ท.Unchalee Thadapark. 1993. Drug utilization evaluation of the parenteral cephalosporins in Children's Hospital. ม.ป.ท.:Mahidol University,;Unchalee Thadapark. Drug utilization evaluation of the parenteral cephalosporins in Children's Hospital. ม.ป.ท.:Mahidol University, 1993. Print.