RT Journal Article SR Electronic T1 Transdermal nicotine patches: How effective are they? JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 252 OP 253 VO 60 IS 3 A1 Denelsky, Garland Y. YR 1993 UL http://www.ccjm.org/content/60/3/252.abstract AB