SELECTION SUMMARY
도입 판단 요약
1999-2018. The GYTS is a school-based survey that collects data on students aged 13–15 years using a standardized methodology for constructing the sample frame, selecting schools and classes, and processing data. The GYTS surveillance system is intended to enhance the capacity of countries to design, implement, and evaluate tobacco control and prevention programs. Funding for the GYTS has been provided by the Canadian Public Health Association, National Cancer Institute, United Nations Children Emergency Fund, and the World Health Organization—Tobacco Free Initiative.
이 제품의 적합 용도와 제한 조건은 아직 검수하지 않았습니다. 태그와 카테고리는 찾아가는 길이지 적합성 보증이 아닙니다.