Daivadanam, DWahlstrom, RRavindran, TKSarma, SSivasankaran, SThankappan, KR2013-11-122013-11-122013-09Global Health Action 2013, 6: 20993https://dspace.sctimst.ac.in/handle/123456789/2050Design and methodology of a community-based cluster randomized controlled trial for dietary behaviour change in rural KeralaArticle