Mazur, R.; Masternak, S.; Pająk, M.; Skoczeń, N.; Soroka, E.; Olajossy, M. Can the Use of Varenicline Improve the Efficacy of Pharmacotherapy for Nicotine Addiction?. Curr Probl Psychiatry 2019, 20 (1), 21-34. https://doi.org/10.2478/cpp-2019-0002.