title: Levodopa and levoamphetamine: a crossover study in young schizophrenic children.
mesh_terms: D000662:Amphetamines / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D002648:Child; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D007980:Levodopa / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D008297:Male; D012561:Schizophrenia, Childhood / Q000188:drug therapy*
chemical_list: D000662:Amphetamines; D007980:Levodopa