Book excerpt: The prevention and treatment of diseases is a primary concern for any nation in modern society. To maintain an effective public health system, procedures and infrastructure must be analyzed and enhanced accordingly. Public Health and Welfare: Concepts, Methodologies, Tools, and Applications provides a comprehensive overview of the latest research perspectives on public health initiatives and promotion efforts. Highlighting critical analyses and emerging innovations on an international scale, this book is a pivotal reference source for professionals, researchers, academics, practitioners, and students interested in the improvement of public health infrastructures.