title: Increase of blood donations found positive in the direct antiglobulin test detected by column methods--do we need to know?
authors.forename: I M
authors.initials: IM
authors.lastname: Bromilow
mesh_terms: D001788:Blood Grouping and Crossmatching / Q000379:methods*; D003298:Coombs Test; D006801:Humans; D012680:Sensitivity and Specificity