title: Lifestyle characteristics during medical school: a four-year cross-sectional study.
mesh_terms: D000328:Adult; D005260:Female; D006262:Health; D006801:Humans; D007398:Interpersonal Relations; D008019:Life Style; D008297:Male; D012649:Self Concept; D013315:Stress, Psychological / Q000523:psychology; D013337:Students, Medical / Q000523:psychology*