title: [OBSERVATIONS ON THE COEXISTENCE OF ANTI-GM (A) AND ANTI-GM (X) SUBSTANCES AND ON THE CHOICE OF ANTI-GM (B) REAGENTS].
mesh_terms: D000906:Antibodies; D001168:Arthritis; D001172:Arthritis, Rheumatoid; D044383:Black People; D001789:Blood Group Antigens; D006801:Humans; D007202:Indicators and Reagents; D012217:Rheumatoid Factor
chemical_list: D000906:Antibodies; D001789:Blood Group Antigens; D007202:Indicators and Reagents; D012217:Rheumatoid Factor
keywords: ARTHRITIS, RHEUMATOID; BLOOD GROUPS; INDICATORS AND REAGENTS; NEGROES; RHEUMATOID FACTOR
vernacular_title: OBSERVATIONS SUR LA COEXISTENCE DES SUBSTANCES ANTI-GM (A) ET ANTI-GM (X) ET SUR LE CHOIX DES R'EACTIFS ANTI-GM (B)