Percussion and nostalgia.
D000342:Affective Symptoms / Q000150:complications / Q000266:history*; D001317:Austria; D049671:History, 18th Century; D049672:History, 19th Century; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis / Q000209:etiology / Q000266:history; D010474:Percussion / Q000266:history*; D013557:Switzerland