title: [Stress, illness or immune deficiency. Why does the patient have repeated infections?].
authors.forename: Peter
authors.initials: P
authors.lastname: Stiefelhagen
mesh_terms: D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000175:diagnosis* / Q000276:immunology; D008019:Life Style; D012008:Recurrence; D012141:Respiratory Tract Infections / Q000276:immunology*; D012307:Risk Factors; D013315:Stress, Psychological / Q000150:complications*