title: What do we know about unplanned quit attempts? Practically nothing or nothing practical?
authors: Cancer Prevention Research Centre, University of Rhode Island, Kingston, RI 02881, USA. jop@uri.edu
authors: James O
authors: JO
authors: Prochaska
mesh_terms: D005260:Female; D006801:Humans; D033182:Intention; D008297:Male; D012907:Smoking / Q000523:psychology*; D016540:Smoking Cessation / Q000379:methods*; D061485:Tobacco Use Cessation Devices / Q000706:statistics & numerical data*; D014029:Tobacco Use Disorder / Q000188:drug therapy*