title: In reply.
authors: Alexander V
authors: AV
authors: Shulyakov
authors: Marc R
authors: MR
authors: Del Bigio
mesh_terms: D000818:Animals; D002540:Cerebral Cortex / Q000503:physiopathology*; D006849:Hydrocephalus / Q000473:pathology* / Q000503:physiopathology*; D008297:Male; D014851:Wakefulness / Q000502:physiology*