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 Lancet Child & Adolescent Health