[The 2d National Congress of Hematology and Blood Transfusion in the Bulgarian Peoples' Republic. Varna, 19-21 October 1978].
D001803:Blood Transfusion; D002031:Bulgaria; D003226:Congresses as Topic; D006405:Hematology; D006801:Humans
II. národní Kongres hematologie a krevní transfúze v bulharské lidové republice varna, 19.--21, ríjna 1978.