Taxation and tobacco plain packaging effect on Saudi smokers quitting intentions in Riyadh city, Saudi Arabia

From the Department of Family and Community Medicine (Aljuaid, Alshammari), College of Medicine, King Saud University; from the Assistant Agency for Primary Health Care (Almarshad), from the Department of Academic Affairs & Training (Almutairi), Ministry of Health; from the Internal Medicine Department (Aljumayi), from the Medical Services (AlKhashan), Prince Sultan Military Medical City; and from the ICMR-National Institute of Epidemiology (Suliankatchi), Ayapakkam, Chennai, India

From the Department of Family and Community Medicine (Aljuaid, Alshammari), College of Medicine, King Saud University; from the Assistant Agency for Primary Health Care (Almarshad), from the Department of Academic Affairs & Training (Almutairi), Ministry of Health; from the Internal Medicine Department (Aljumayi), from the Medical Services (AlKhashan), Prince Sultan Military Medical City; and from the ICMR-National Institute of Epidemiology (Suliankatchi), Ayapakkam, Chennai, India

From the Department of Family and Community Medicine (Aljuaid, Alshammari), College of Medicine, King Saud University; from the Assistant Agency for Primary Health Care (Almarshad), from the Department of Academic Affairs & Training (Almutairi), Ministry of Health; from the Internal Medicine Department (Aljumayi), from the Medical Services (AlKhashan), Prince Sultan Military Medical City; and from the ICMR-National Institute of Epidemiology (Suliankatchi), Ayapakkam, Chennai, India

From the Department of Family and Community Medicine (Aljuaid, Alshammari), College of Medicine, King Saud University; from the Assistant Agency for Primary Health Care (Almarshad), from the Department of Academic Affairs & Training (Almutairi), Ministry of Health; from the Internal Medicine Department (Aljumayi), from the Medical Services (AlKhashan), Prince Sultan Military Medical City; and from the ICMR-National Institute of Epidemiology (Suliankatchi), Ayapakkam, Chennai, India

From the Department of Family and Community Medicine (Aljuaid, Alshammari), College of Medicine, King Saud University; from the Assistant Agency for Primary Health Care (Almarshad), from the Department of Academic Affairs & Training (Almutairi), Ministry of Health; from the Internal Medicine Department (Aljumayi), from the Medical Services (AlKhashan), Prince Sultan Military Medical City; and from the ICMR-National Institute of Epidemiology (Suliankatchi), Ayapakkam, Chennai, India

From the Department of Family and Community Medicine (Aljuaid, Alshammari), College of Medicine, King Saud University; from the Assistant Agency for Primary Health Care (Almarshad), from the Department of Academic Affairs & Training (Almutairi), Ministry of Health; from the Internal Medicine Department (Aljumayi), from the Medical Services (AlKhashan), Prince Sultan Military Medical City; and from the ICMR-National Institute of Epidemiology (Suliankatchi), Ayapakkam, Chennai, India

From the Department of Family and Community Medicine (Aljuaid, Alshammari), College of Medicine, King Saud University; from the Assistant Agency for Primary Health Care (Almarshad), from the Department of Academic Affairs & Training (Almutairi), Ministry of Health; from the Internal Medicine Department (Aljumayi), from the Medical Services (AlKhashan), Prince Sultan Military Medical City; and from the ICMR-National Institute of Epidemiology (Suliankatchi), Ayapakkam, Chennai, India