Authors: Rajesh Dikshit, Prakash C. Gupta, Chinthanie Ramasundarahettige, Vendhan Gajalakshmi, Lukasz Aleksandrowicz, Rajendra Badwe, Rajesh Kumar, Sandip Roy, Wilson Suraweera, Freddie Bray, Mohandas K. Mallath, Poonam Singh, Dhirendra Narain Sinha, Arun S. Shet, Hellen Gelband, Prabhat Jha - The Lancet 2012 cited by 533