Long-term work stress.
D004777:Environment; D006801:Humans; D009784:Occupational Diseases / Q000523:psychology*; D010819:Physician's Role; D011602:Psychophysiologic Disorders / Q000209:etiology / Q000523:psychology*; D013315:Stress, Psychological / Q000209:etiology / Q000523:psychology*; D013997:Time Factors; D014937:Work