title: Cell separation: a positive process.
mesh_terms: D004899:Erythroblastosis, Fetal / Q000628:therapy*; D005260:Female; D006801:Humans; D008297:Male; D010956:Plasmapheresis / Q000379:methods / Q000451:nursing*; D011247:Pregnancy; D012204:Rh-Hr Blood-Group System / Q000235:genetics
chemical_list: D012204:Rh-Hr Blood-Group System