%0 Journal Article %T Smoking, reasons for initiation and barriers of cessation: a cross-sectional study among the population of Riyadh city, Saudi Arabia %A Amar Fathi Mohamed Khalifa %A Omar Abdullah Alahmari %A Mamdouh Alharbi %A Abdullah Alruwili %A Shalhoub Alqahtani %A Omar Alanazi %A Fadi Alhalabi %A Eqab Alotibi %A Abdulmanea Alwayili %A Abdullah Aloggael %A Abdulellah Almoutairi %A Hamad Abdulraazzaq %J IJMDC %V 4 %N 2 %P 309-312 %D 2020 %U https://www.ijmdc.com/?mno=72372 %I https://www.ijmdc.com