; and (vi) improve the ability of State, local, tribal, and territorial public health departments to engage communities at high risk for outbreaks related to vaccine-preventable diseases; and (F) research related to strategies for improving awareness of scientific and evidence-based vaccine-related information, including for communities with low rates of vaccination, in order to understand barriers to vaccination, improve vaccination rates, and assess the public health outcomes of such strategies. . 403. Guide on evidence-based strategies for public health department obesity prevention programs (a) Development and dissemination of an evidence-Based strategies guide The Secretary of Health and Human Services (referred to in this section as the Secretary ), acting through the Director of the Centers for Disease Control and Prevention, not later than 2 years after the date of enactment of this Act, shall— (1) develop a guide on evidence-based strategies for State, territorial, and local health departments to use to build and maintain effective obesity prevention and reduction programs, and, in consultation with stakeholders that have expertise in Tribal health, a guide on such evidence-based strategies with respect to Indian Tribes and Tribal organizations for such Indian Tribes and Tribal organizations to use for such purpose, both of which guides shall— (A) describe an integrated program structure for implementing interventions proven to be effective in preventing and reducing the incidence of obesity; and (B) recommend— (i) optimal resources, including staffing and infrastructure, for promoting nutrition and obesity prevention and reduction; and (ii) strategies for effective obesity prevention programs for State and local health departments, Indian Tribes, and Tribal organizations, including strategies related to— (I) the application of evidence-based and evidence-informed practices to prevent and reduce obesity rates