Figure 2From: A national school-based health lifestyles interventions among Chinese children and adolescents against obesity: rationale, design and methodology of a randomized controlled trial in ChinaThe geographic distribution of involved provinces and municipalities. This study was designed to be multi-center school-based cluster randomized controlled obesity intervention trial. Liaoning, Tianjin, Ningxia, Shanghai, Chongqing, Hunan, and Guangdong were involved in it.Back to article page