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BioMed Research International
Volume 2014, Article ID 475195, 15 pages
http://dx.doi.org/10.1155/2014/475195
Research Article

Event-Specific Risk Factors Predicting Episodes of Unprotected Anal Intercourse with Male Nonregular Partners among Men Who Have Sex with Men Using Case-Crossover Study Design

1School of Public Health and Primary Care, Faculty of Medicine, The Chinese University of Hong Kong, Shatin, Hong Kong
2CUHK Shenzhen Research Institute, Shenzhen 518057, China
3Centre for Medical Anthropology and Behavioral Health, Sun Yat-sen University, Guangzhou 510080, China
4Centre for Health Behaviors Research, School of Public Health and Primary Care, Faculty of Medicine, The Chinese University of Hong Kong, 5/F., School of Public Health, Prince of Wales Hospital, Shatin, New Territories, Hong Kong
5School of Public Health, Sun Yat-sen University, Guangzhou 510080, China

Received 7 May 2014; Revised 6 July 2014; Accepted 6 July 2014; Published 20 July 2014

Academic Editor: Esteban Martinez

Copyright © 2014 Jinghua Li et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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