Wilf Greenman
Wilf Greenman
@wilfgreen.bsky.social
Birder, ringer, photographer and general wildlife enthusiast. Retired Biomedical Scientist and trainee Grandad.
A- is one of the quoted universal donor types for platelet transfusion. O- is quoted for red cells, but the reality is more complex.
March 4, 2025 at 7:42 AM