Resident work hours and working environment in otolaryngology. Analysis of daily activity and resident perception. - Strunk, C L; Bailey, B J; Scott, B A; Cummings, C W; Lucente, F E; Beatty, C W; Neel, H B; Pillsbury, H C 3rd; Rice, D H; Bryan, M D (JAMA: Journal of the American Medical Association, 1991)