Dietary nicotine. Won't mislead on passive smoking...
Repace
J L
JL
D000328:Adult; D003367:Cotinine / Q000097:blood; D004032:Diet; D004781:Environmental Exposure; D006801:Humans; D009538:Nicotine / Q000008:administration & dosage*; D014028:Tobacco Smoke Pollution; D014675:Vegetables / Q000737:chemistry
D014028:Tobacco Smoke Pollution; D009538:Nicotine; D003367:Cotinine