3Lu H,Liu Y,Dahiya K,et al.Effectiveness of hiv risk reductioninterventions among men who have sex with men in China:asystematic review and meta-analysis[J].Plos One,2013,8(8):e72747.
4Leventhal H.Fear appeals and persuasion:the differentiationof a motivational construct[J].Am J Public Health, 1971,61(6):1208-1224.
5Rogers RW.Cognitive and physiological processes in fearappeals and attitude change: a revised theory of protectionmotivation[M].New York: Guilford Press,1983.
6Sturges JW,Rogers RW.Preventive health psychology from adevelopmental perspective: an extension of protectionmotivation theory[J].Health Psychol, 1996,5(3): 158-166.
7Tanner JF’Hunt JB.The protection motivation model: anormative model of fear appeals[J]J Marketing, 1991,55:36-45.
8Leventhal H,Safer MA.The impact of communications on theself-regulation of health beliefs, decisions, and behavior[J],Health Educ Q,1983,10(1):3-29.
9Witte K.Putting the fear back into fear appeals: the extendedparallel process model[J].Communication Monographs, 1992,59:330-349.
10Witte K,Allen M.A meta-analysis of fear appeals:implications for effective public health campaigns[J].HealthEduc Behav,2000,27 :591-615.