The project has been approved by the National Research Alliance for SAM constituted by the Department of Health and Family Welfare, Department of Health Research and Department of Biotechnology. It will be coordinated by Centre for Health Research and Development-Society for Applied Studies. WHO will provide technical support and monitoring for the study implementation as a response to a request from the Alliance. Oversight to the study will be provided by a Technical Advisory group constituted by the Alliance and a Data Safety Monitoring Board. Clearances have been sought from the state governments of Delhi, Rajasthan and Tamil Nadu.