NDLTD Global ETD Search
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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

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The effects of a thank-you letter and/or phone call to first-time volunteer blood donors

De Neffe, Larkey Sheldon 01 January 1987 (has links)
This study measures two reinforcement strategies designed to increase repeat donations in first-time volunteer blood donors.
Blood donors -- Attitudes
Reinforcement (Psychology)
Health Communication
Psychology

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