APA
Cai N., Yuan Y., Zhao J., Zhong H., Ellwein L. B., Chen M., Dan A., Sun P., Luo T., Wang Y. & Gao X. (20140915). [Prevalence and causes of blindness and moderate and severe visual impairment among adults aged 50 years or above in Luxi County of Yunnan Province: the China Nine-Province survey]. : [Zhonghua yan ke za zhi] Chinese journal of ophthalmology.
Chicago
Cai Ning, Yuan Yuan-sheng, Zhao Jia-liang, Zhong Hua, Ellwein Leon B, Chen Miao-miao, Dan Ai-hua, Sun Peng, Luo Ting-hao, Wang Yu and Gao Xue-cheng. 20140915. [Prevalence and causes of blindness and moderate and severe visual impairment among adults aged 50 years or above in Luxi County of Yunnan Province: the China Nine-Province survey]. : [Zhonghua yan ke za zhi] Chinese journal of ophthalmology.
Harvard
Cai N., Yuan Y., Zhao J., Zhong H., Ellwein L. B., Chen M., Dan A., Sun P., Luo T., Wang Y. and Gao X. (20140915). [Prevalence and causes of blindness and moderate and severe visual impairment among adults aged 50 years or above in Luxi County of Yunnan Province: the China Nine-Province survey]. : [Zhonghua yan ke za zhi] Chinese journal of ophthalmology.
MLA
Cai Ning, Yuan Yuan-sheng, Zhao Jia-liang, Zhong Hua, Ellwein Leon B, Chen Miao-miao, Dan Ai-hua, Sun Peng, Luo Ting-hao, Wang Yu and Gao Xue-cheng. [Prevalence and causes of blindness and moderate and severe visual impairment among adults aged 50 years or above in Luxi County of Yunnan Province: the China Nine-Province survey]. : [Zhonghua yan ke za zhi] Chinese journal of ophthalmology. 20140915.