1 International Vaccine Access Center, Department of International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland, USA.
2 Amputee Coalition of America, Knoxville, Tennessee, USA.
3 Unit of Infectious Diseases, St John's Research Institute, Bangalore, Karnataka, India.
4 Bal Umang Drishya Sanstha (BUDS), New Delhi, India.
5 Indian Academy of Pediatrics, Navi Mumbai, Maharashtra, India.