a classification system for the antigens of human blood; used in blood transfusion therapy; four groups are A and B and AB and O
0 Kommentare
0 Anteile
865 Ansichten
Search
Entdecken Sie neue Leute, neue Verbindungen zu schaffen und neue Freundschaften
English
Arabic
French
Spanish
Portuguese
Turkish
Dutch
Italiano
Russian
Romaian
Portuguese (Brazil)
Greek