Lexicon, definitions, and conceptual framework for public health surveillance.

摘要: Public health surveillance is essential to the practice of public and guide prevention control activities evaluate outcomes such activities. With advances in information sciences technology, changes methodology, data availability synthesis, expanded needs, question arises whether redefining needed for 21st century. The current definition "Public ongoing, systematic collection, analysis, interpretation data, planning, implementation evaluation practice, closely integrated with dissemination these those who need know linked control."