Drupal-Bibcite0<style face="normal" font="default" size="100%">Surgeon fatigue: a prospective analysis of the incidence, risk, and intervals of predicted fatigue-related impairment in residents.</style><style face="normal" font="default" size="100%">Surgeon fatigue: a prospective analysis of the incidence, risk, and intervals of predicted fatigue-related impairment in residents.</style>