Since the COVID-19 pandemic broke out, both the Chinese national government and the Beijing municipal government issued prevention and control measures to contain the spread of the disease. The Chinese Center for Dise...Since the COVID-19 pandemic broke out, both the Chinese national government and the Beijing municipal government issued prevention and control measures to contain the spread of the disease. The Chinese Center for Disease Control and Prevention promptly introduced the Protocol for the Prevention and Control of COVID-19 to regulate the detection of infection and manage the close contact of those infected, while promptly updating the records.展开更多
With the implementation of tobacco control policies and increasing publicity year by year,smokers have acquired more information and knowledge through various channels about the harmful effects of smoking.As a result,...With the implementation of tobacco control policies and increasing publicity year by year,smokers have acquired more information and knowledge through various channels about the harmful effects of smoking.As a result,more smokers have developed a desire to quit smoking and have begun to try to quit.展开更多
基金supported by the Foundation of National Key R&D Program of China [2017YFC1309400]。
文摘Since the COVID-19 pandemic broke out, both the Chinese national government and the Beijing municipal government issued prevention and control measures to contain the spread of the disease. The Chinese Center for Disease Control and Prevention promptly introduced the Protocol for the Prevention and Control of COVID-19 to regulate the detection of infection and manage the close contact of those infected, while promptly updating the records.
基金supported by National Key R&D Program of China[2017YFC1309400]。
文摘With the implementation of tobacco control policies and increasing publicity year by year,smokers have acquired more information and knowledge through various channels about the harmful effects of smoking.As a result,more smokers have developed a desire to quit smoking and have begun to try to quit.
