A aj? New member May 18, 2010 #1 do they take a little sample and test it and tell you if you can donate first? or do they just draw blood and then check it later for any disease? and how much blood do they usually take when you donate?
do they take a little sample and test it and tell you if you can donate first? or do they just draw blood and then check it later for any disease? and how much blood do they usually take when you donate?
