“The Guide to Community Preventive Services (The Community Guide) is a collection of evidence-based findings of the Community Preventive Services Task Force (CPSTF). It is a resource to help you select interventions to improve health and prevent disease in your state, community, community organization, business, healthcare organization, or school.” – Taken from About the Community Guide, 11/2/17
TRoPHI is a trial register of trials of interventions in health promotion and public health worldwide. It covers both randomized and non-randomized controlled trials and currently contains details of over 7,750 trials.
"The USPSTF is an independent panel of non-Federal experts that makes recommendations on clinical preventive services, such as screenings, counseling, and preventive medications, to primary care clinicians. USPSTF recommendations apply to people with no signs or symptoms of the disease, and are based on a rigorous, systematic review of peer-reviewed evidence." -- webpage 11/2/17