title: Growth hormone deficiency in twins: three cases with normal co-twins.
mesh_terms: D002648:Child; D004200:Diseases in Twins; D005260:Female; D013006:Growth Hormone / Q000627:therapeutic use; D006801:Humans; D007018:Hypopituitarism / Q000175:diagnosis* / Q000188:drug therapy / Q000209:etiology; D007223:Infant; D008297:Male
chemical_list: D013006:Growth Hormone