title: [Psychosocial factors are harder to define than physical or chemical factors].
mesh_terms: D006281:Health Occupations; D006801:Humans; D009787:Occupational Medicine; D012959:Socioeconomic Factors; D013315:Stress, Psychological
vernacular_title: Psyko-sociale faktorer er svaerere at definere end fysiske og kemiske.