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or as directed donations whereby the donor specifically designates the recipient. Since the recognition of the risk of transmitting the AIDS virus and other infections agents through a blood transfusion, the number of the autologous and directed donations has increased dramatically, particularly in the certain urban areas In The San Francisco Bay area the autologous donation rate is estimated to be 10-15 %
Initially the American Blood Institute provided only preoparative donor services to a number of local hospitals in Southern California. In the summer of 1989, ABI also began to offer homologous blood products to hospital clients to help them addres their continuing blood shortage problem.
In early 1990, ABI began what has become a very successful Community Blood Program to generate its homologous blood supply. To date, over three hundred companies have participated in the program
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