Letter Re: The Importance of Identifying Blood Types
James: Do you know your blood type and rh value? Without it, even 30 ml of the wrong blood and your dead. Even if you know (and especially if you don’t) you may want to get a bunch of Eldon cards (the liquid reagent is much cheaper but should be refrigerated). If you’re type AB+ (3 out of 100) you’ve won the lottery, you can get blood from everybody but you can only give to another person with the same blood. If you’re type O- (7 out of 100), then you can give to anybody, but you must receive from …