1992 |
1991 |
1990 |
1978 |
1973 |
1a. During the past 12 months, has -- given or sold any blood to a blood bank, a hospital, the Red Cross, or anywhere else?
b. During the past 12 months, how many times has -- given or sold blood? ____
33a. During the past 12 months, has -- given or sold any blood to a blood bank, a hospital, the Red Cross, or anywhere else?
b. During the past 12 months, how many times has -- given or sold his blood?