by Sundar S, Sinha P.K, Rai M, Verma D.K, Nawin K, Alam S, Chakravarty J, Vaillant M, Verma N, Pandey K, Kumari P, Lal C.S, Arora R, Sharma B, Ellis S, Strub-Wourgaft N, Balasegaram M, Olliaro P, Das P, Modabber F. The Lancet, January 2011. DOI:10.1016/S0140-6736(10)62050-8.
The Journal of Infectious Diseases