title: [HL-A system. I. Procurement of immune serums from pregnant women].
mesh_terms: D005260:Female; D006648:Histocompatibility; D006801:Humans; D007106:Immune Sera; D007518:Isoantibodies / Q000302:isolation & purification*; D007962:Leukocytes / Q000276:immunology; D010298:Parity; D011247:Pregnancy
chemical_list: D007106:Immune Sera; D007518:Isoantibodies
vernacular_title: Sistema HL-A. I. Obtención de sueros immunes procedentes de mujeres grávidas.