title: An investigation into the possible sources of adventitious ABH substances in bloodstain grouping.
mesh_terms: D000017:ABO Blood-Group System; D000818:Animals; D001801:Blood Stains; D004391:Dust; D006801:Humans; D012987:Soil
chemical_list: D000017:ABO Blood-Group System; D004391:Dust; D012987:Soil