title: [Farmer with blue lips].
authors.affiliation: Medizinische Klinik I, Krankenhaus Barmherzige Brüder, Regensburg.
authors.forename: Hans-Georg
authors.initials: HG
authors.lastname: Palm
mesh_terms: D000368:Aged; D003490:Cyanosis / Q000175:diagnosis* / Q000209:etiology; D003937:Diagnosis, Differential; D005203:Farmer's Lung / Q000150:complications / Q000175:diagnosis*; D006801:Humans; D008297:Male; D011658:Pulmonary Fibrosis / Q000150:complications / Q000175:diagnosis* / Q000209:etiology