Relationship between medical students' negative perceptions of colleagues' work-life and burn-out during clerkships: a longitudinal observational cohort study.

The significance of policies promoting employee work-life balance should be emphasised because of the potential for social contagion effects on medical students. Clerkship trainees might be vulnerable to such negative contagion effects during the transition to their early clinical workplace training and may, therefore, require advanced socialisation and mentoring.