Abrupt versus gradual smoking cessation with pre-cessation nicotine replacement therapy for cigarette smokers motivated to quit.
Department of Psychological Sciences and Psychiatry, Vermont Center on Behavior & Health, University of Vermont, Burlington, Vermont, USA.
Elias M
EM
Klemperer
Fagerstrom Consulting AB, Vaxholm, Sweden.
Karl O
KO
Fagerstrom
Department of Psychological Sciences and Psychiatry, Vermont Center on Behavior & Health, University of Vermont, Burlington, Vermont, USA.
John R
JR
Hughes