title: Reciprocity in basic social exchange and health: can we reconcile person-based with population-based psychosomatic research?
authors.forename: J
authors.initials: J
authors.lastname: Siegrist
mesh_terms: D004644:Emotions; D006801:Humans; D008960:Models, Psychological; D011159:Population Surveillance; D011602:Psychophysiologic Disorders / Q000523:psychology*; D011611:Psychosomatic Medicine / Q000639:trends*; D012107:Research Design; D018570:Risk Assessment; D012924:Social Conditions; D013315:Stress, Psychological