CotinineTobacco Smoke PollutionAir Pollution, IndoorSmokingHandNicotineSalivaPyrrolidinonesNitrosaminesGanglionic StimulantsNicotinic AgonistsBiological MarkersTarsHand DisinfectionHand InjuriesEnvironmental ExposureTobacco Use DisorderSmoking CessationSelf DisclosureAryl Hydrocarbon HydroxylasesAnabasineCarbon MonoxideHand JointsGlucuronidesMaternal ExposureMeconiumHand StrengthTobacco Use Cessation ProductsTandem Mass SpectrometryChromatography, LiquidGlucuronates