3Rotheram-Borus M J,Wu Z Y,Liang L J,et al.Reductions in sexually transmitted infections associated with popular opinion leaders in China in a randomised controlled trialSexually Transmitted Infections,2011.
4Lazarsfeld P E, Berelson B, Gaudet G. The people's choice: How the voter makes up his mind in a presidential campaign [M]. New York= Duell, Sloan and Pearce, 1944.
5Valente T W. Davis R 1.. Accelerating the diffusion of inno- vations using opinion leaders[J]. Annals of the American A- cademy of Political and Social Sciences, 1999,566(1) :55-67.
6Van Eck P S, Jager W, Leeflang P S H. ()pinion leaderg role in innovation diffusion= a simulation study[J]. Journal of Product Innovation Management, 2011,28(2) :187-203.
7龙滔滔.浅析农民对科技文献的需求特点[J].图书馆.1990(3):28-31.
8Jaccard J, Levinson R A, Ma L B. Student opinion leaders and HIV/AIDS knowledge and risk behavior[J]. Journal of American College Health, 1995,43(5): 216 223.
