title: A lesson to be learned from Karl Marx: smoking triggers hidradenitis suppurativa.
authors.forename: R
authors.initials: R
authors.lastname: Happle
authors.forename: A
authors.initials: A
authors.lastname: König
mesh_terms: D005197:Famous Persons; D017497:Hidradenitis Suppurativa / Q000209:etiology / Q000266:history*; D049672:History, 19th Century; D012907:Smoking / Q000009:adverse effects / Q000266:history*