TY  - RPRT
TI  - Problems in determing A2B group specific properties in blood stains.
AU  - P Benciolini
AU  - P Cortivo
PY  - 1977
DO  - 10.1007/bf00201170
UR  - https://pubmed.ncbi.nlm.nih.gov/878669/
ID  - 878669
ER  -