title: Response to Dr. Kawada.
authors: Department of Public Health Sciences, University of Chicago.
authors: Diane S
authors: DS
authors: Lauderdale
authors: Department of Public Health Sciences, University of Chicago.
authors: L Philip
authors: LP
authors: Schumm
mesh_terms: D000375:Aging; D005260:Female; D006801:Humans; D008297:Male; D012890:Sleep