Payments to participants: beware of the Trojan horses.
Vanderpool
H Y
HY
University of Texas, USA.
D000328:Adult; D002986:Clinical Trials as Topic / Q000191:economics; D004989:Ethics; D005249:Fees and Charges; D006805:Human Experimentation / Q000191:economics; D006801:Humans; D007258:Informed Consent; D009042:Motivation; D035842:Research Subjects