Client and staff perceptions and attitudes about the treatment of tobacco, particularly those relating telephone support and nicotine replacement therapy, provided information, which will inform the design of smoking cessation programs for addiction treatment populations. [Wilson AJ, Bonevski B., Dunlop A., Shakeshaft A, Tzelepis F., Walsberger S., Farrell M., Kelly PJ, Guillaumier A. 'The lesser of two evils': A qualitative study of staff and client experiences and beliefs about addressing tobacco in addiction treatment settings. Drug Alcohol Rev 2015].