title: [150th anniversary of the birth of Theodor Billroth. 26 April 1829].
mesh_terms: D005743:Gastrectomy / Q000266:history / Q000379:methods; D013502:General Surgery / Q000266:history; D005858:Germany; D049672:History, 19th Century
vernacular_title: Theodor Billroth zum 150. Geburtstag. 26. April 1829.