题目内容
Recognition of tobacco use as a health hazard and subsequent public health anti-smoking campaigns have resulted in changes in social norms to prevent initiation of tobacco use, promote cessation of use, and increase exposure to environmental tobacco smoke.
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The American Heritage Medical Dictionary (2007) has defined "Public Health" as: "The science and practice of protecting and improving the health of a community, as by preventive medicine, health education, control of communicable diseases, application of sanitary measures, and monitoring of environmental hazards."
Segen's Medical Dictionary (2012) has defined "Public Health" as: "As defined by The Faculty of Public Health Medicine (UK), public health is "The science and art of preventing disease, prolonging life and promoting health through organized efforts of society". Some public health messages have been delivered at national level such as Change4life and smoking cessation."
Medical Dictionary for the Dental Professions (2012) has defined "Public Health" as: "Art and science of community health, concerned with statistics, epidemiology, hygiene, and prevention and eradication of epidemic diseases."
Saunders Comprehensive Veterinary Dictionary (3rd Edition, 2007) has defined "Public Health" as: "The field of human medicine that is concerned with safeguarding and improving the physical, mental and social well-being of the community as a whole. There are key roles for veterinarians in this service, especially in the area of zoonoses."
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