Survey on the awareness, use of and attitude of trying heated tobacco products in middle school and college students in Guangzhou city: a cross-sectional survey
1The Second Hospital of Baiyun District, The Baiyun Hospital of Guangzhou First People′s Hospital, Guangzhou 510450, China
2Primary Healthcare and Health Education Committee of the Guangdong Provincial Health Management Association, Guangzhou 510080, China
3The Affiliated Brain Hospital of Guangzhou Medical University, Guangzhou 510380, China
4First Affiliated Hospital of Guangzhou Medical University, Guangzhou Institute of Respiratory Health, National Clinical Research Center for Respiratory Disease, National Center for Respiratory Medicine, Guangzhou 510120, China
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