title: A tribute to Kurt H. Thoma.
mesh_terms: D000766:Anesthesia, Dental / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D010339:Pathology, Oral / Q000266:history; D013515:Surgery, Oral / Q000266:history; D013557:Switzerland; D014481:United States