1,554 followers
In Sri Lanka, 'despite...strong antismoking legislation, the prevalence of SHS exposure among schoolchildren is higher (25.7%) in enclosed public places...' https://t.co/22WYKskb7c #bmcpublichealth
In Sri Lanka, 'despite...strong antismoking legislation, the prevalence of SHS exposure among schoolchildren is higher (25.7%) in enclosed public places...' https://t.co/22WYKskb7c #bmcpublichealth