APA Citatie

Birdee, G., Cai, H., Xiang, Y., Yang, G., Li, H., Zheng, W., & Shu, X. (2012). P04.19. T’ai chi as exercise among middle age and elderly Chinese in urban China. BioMed Central.

Chicago Style citaat

Birdee, G., H. Cai, Y. Xiang, G. Yang, H. Li, W. Zheng, en X. Shu. P04.19. T’ai Chi As Exercise Among Middle Age and Elderly Chinese in Urban China. BioMed Central, 2012.

MLA citatie

Birdee, G., et al. P04.19. T’ai Chi As Exercise Among Middle Age and Elderly Chinese in Urban China. BioMed Central, 2012.