被动吸烟
second-hand smoking
passive smoking
Passine smoking
passive smoker
second hand smoke
osteocalcin
cigarette smoking
passive-smoking
Secondhand smoke
second hand smoking
Passive cigarette smoking
passivity smoking
smoking
passive smoke
吸烟行为意向
smoking behavioral intention
吸烟行为
smoking behavior
smoking
Smoking behaviours
cigarette smoking
Smoking behaviors
adolescent
cigarette smoking behavior
吸烟相关行为
Smoking-related behaviors
Smoking-related behavior
吸烟现状
Current situation of smoking
Smoking status
吸烟态度
cigarette smoking attitude
smoking attitude