APA

Yan X., Wang R., Zhao Y., Ma X., Fang J., Yan H., Kang X., Yin P., Hao Y., Li Q., Dent J., Sung J., Zou D., Johansson S., Halling K., Liu W. & He J. (20100212). Systematic investigation of gastrointestinal diseases in China (SILC): validation of survey methodology. : BMC gastroenterology.

Chicago

Yan Xiaoyan, Wang Rui, Zhao Yanfang, Ma Xiuqiang, Fang Jiqian, Yan Hong, Kang Xiaoping, Yin Ping, Hao Yuantao, Li Qiang, Dent John, Sung Joseph, Zou Duowu, Johansson Saga, Halling Katarina, Liu Wenbin and He Jia. 20100212. Systematic investigation of gastrointestinal diseases in China (SILC): validation of survey methodology. : BMC gastroenterology.

Harvard

Yan X., Wang R., Zhao Y., Ma X., Fang J., Yan H., Kang X., Yin P., Hao Y., Li Q., Dent J., Sung J., Zou D., Johansson S., Halling K., Liu W. and He J. (20100212). Systematic investigation of gastrointestinal diseases in China (SILC): validation of survey methodology. : BMC gastroenterology.

MLA

Yan Xiaoyan, Wang Rui, Zhao Yanfang, Ma Xiuqiang, Fang Jiqian, Yan Hong, Kang Xiaoping, Yin Ping, Hao Yuantao, Li Qiang, Dent John, Sung Joseph, Zou Duowu, Johansson Saga, Halling Katarina, Liu Wenbin and He Jia. Systematic investigation of gastrointestinal diseases in China (SILC): validation of survey methodology. : BMC gastroenterology. 20100212.