Clinical utility of varenicline for smokers with medical and psychiatric comorbidity
Jon O Ebbert, Kirk D Wyatt, Ali Zirakzadeh, Michael V Burke, JT HaysMayo Clinic College of Medicine, Stamping Mayo Clinic, Rochester, MN, USAAbstract: Chronic obstructive pulmonary disease (COPD) is a costly and deadly disease afflicting an estimated 210 million people and accounting for 5% of all global deaths.Exposure to cigarette smoke