title: Redefining "normal".
authors.forename: W S
authors.initials: WS
authors.lastname: Ball
mesh_terms: D000293:Adolescent; D002540:Cerebral Cortex / Q000033:anatomy & histology* / Q000254:growth & development; D002648:Child; D002675:Child, Preschool; D005260:Female; D006624:Hippocampus / Q000033:anatomy & histology* / Q000254:growth & development; D006801:Humans; D009682:Magnetic Resonance Spectroscopy / Q000379:methods*; D008297:Male; D012016:Reference Values