Blood donation--altruism or profit?
Oakley
A
A
D000533:Altruism; D035841:Behavioral Research; D001771:Blood Banks / Q000191:economics*; D001782:Blood Donors / Q000523:psychology*; D003132:Commerce; D006801:Humans; D028681:Moral Obligations; D009042:Motivation; D006113:United Kingdom