Guest guest Posted March 31, 2004 Report Share Posted March 31, 2004 Don, Gracias, my hubby is A+something. I looked at the ER4RT A group, and it seems practically non-existant. Maybe I missed something, but it seems to have posts about once a month or less if I recall. Thanks so much for sending this info. Can someone tell me what determines A1 and what determines A2? Thanks, Joy > > Don, > > I am beginning to expect replies from you. You are so helpful. I > must > > thank you, kind sir. > > Any chance you could summarize your impression of the encyclopedia > > page mentioned including facts and figures? > > Thanks, and remember I am expecting this type of thing from you- LOL. > > > > Joy > > > Yes, the encyclopedia has a detailed section on several of the > > blood > > > grouping systems, ABO, Rh, MN, , and subgroups like A1, A2, > > > etc. It says that there are over 20 variants of group A and > about > > > 95% of A are A1. There is about one page on this topic in the > > > encylopedia. > > > > > > Don Quote Link to comment Share on other sites More sharing options...
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