NCT00005721View on ClinicalTrials.gov

Retaining Donors and Increasing Donation Frequency

CompletedOBSERVATIONAL

Timeline

Start Date

September 30, 1990

Primary Completion Date

December 31, 1993

Study Completion Date

December 31, 1994

Conditions

Blood Donors

All Listed Sponsors

collaborator

National Heart, Lung, and Blood Institute (NHLBI)

NIH

lead

Bloodworks

OTHER