Haqqi, T. M., Anthony, D. D., Gupta, S., Ahmad, N., Lee, M., Kumar, G. K., & Mukhtar, H. (1999). Prevention of collagen-induced arthritis in mice by a polyphenolic fraction from green tea. The National Academy of Sciences.

Haqqi, Tariq M., Donald D. Anthony, Sanjay Gupta, Nihal Ahmad, M.-S Lee, Ganesh K. Kumar, i Hasan Mukhtar. Prevention of Collagen-induced Arthritis in Mice By a Polyphenolic Fraction From Green Tea. The National Academy of Sciences, 1999.

Haqqi, Tariq M., et al. Prevention of Collagen-induced Arthritis in Mice By a Polyphenolic Fraction From Green Tea. The National Academy of Sciences, 1999.