Reply to Dr Kountouras et al.'s letter.
Emma
E
Calabrese
Stephen B
SB
Hanauer
D003093:Colitis, Ulcerative / Q000188:drug therapy*; D005260:Female; D006801:Humans; D008297:Male; D009538:Nicotine / Q000627:therapeutic use*; D018722:Nicotinic Agonists / Q000627:therapeutic use*; D012907:Smoking
D018722:Nicotinic Agonists; D009538:Nicotine