title: ANTI-GM SERA AND GM(X) FACTOR IN THE DISTRICT OF  PRAGUE.
mesh_terms: D000906:Antibodies; D003604:Czechoslovakia; D004912:Erythrocytes; D006801:Humans; D007106:Immune Sera; D005719:gamma-Globulins
chemical_list: D000906:Antibodies; D007106:Immune Sera; D005719:gamma-Globulins
keywords: ANTIBODIES; CZECHOSLOVAKIA; ERYTHROCYTES; GAMMA GLOBULIN; IMMUNE SERUMS