Just a quick fyi on the blood type donation matrix.
[img]http://a7.sphotos.ak.fbcdn.net/hphotos-ak-ash4/429059_350021425036244_259023284136059_997861_757172633_n.jpg[/img]
Blood Type Donation Matrix
From the OneCebu archive, last updated February 10, 2014. Some details may have changed.
