การดู
51:16
Blood For Profit: The Dark Side Of The Blood Donation Centers
2:18
Florida Toddler With Cancer Finds Rare Match in Blood Donor
2:38
How to Identify difficult vein for blood collection.
4:33
What Really Happens to Your Blood After You Donate?
5:51
How to donate blood at WP Blood
7:11
Blood donation: Necessity, Procedure, Myths & Facts. Why is it important that you donate blood??
1:11:06
Blood Donation
16:11
American Red Cross Blood Manufacturing Laboratory Tour
