title: [30 years in the field of surgery. Life and work of Prof. Gancho Ganchev].
mesh_terms: D002031:Bulgaria; D013502:General Surgery / Q000266:history; D049673:History, 20th Century
vernacular_title: 30 godini na post v khirurgiiata. Zhivot i deinost na prof. Gancho Ganchev.