Fatal hemolytic transfusion reaction resulting from ABO mistyping of a patient with acquired B antigen detectable only by some monoclonal anti-B reagents.

Acute haemolytic transfusion reactions due to weak antibodies that in vitro did not seem to be clinically significant.

A retrospective analysis of the value of monocyte monolayer assay results for predicting the clinical significance of blood group alloantibodies.