Al-Nimr, Y. M., G. Farhat, and A. Alwadey. “Factors Affecting Smoking Initiation and Cessation Among Saudi Women Attending Smoking Cessation Clinics”. Sultan Qaboos University Medical Journal, vol. 20, no. 1, Mar. 2020, pp. e95-99, doi:10.18295/squmj.2020.20.01.014.