TY - GEN AU - Evans,R AU - Ferguson,E TI - Defining and measuring blood donor altruism: a theoretical approach from biology, economics and psychology SN - 1423-0410 PY - 2014///0715 KW - Adolescent KW - Adult KW - Altruism KW - Blood Donors KW - psychology KW - Cross-Sectional Studies KW - Female KW - Humans KW - Male KW - Models, Biological KW - Models, Economic KW - Models, Psychological KW - Motivation KW - Young Adult N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1111/vox.12080 ER -