Smoking and vitamin C levels in humans.
D000328:Adult; D000434:Alcoholic Beverages; D000818:Animals; D001205:Ascorbic Acid / Q000097:blood / Q000378:metabolism* / Q000652:urine; D002110:Caffeine; D006168:Guinea Pigs; D006801:Humans; D008297:Male; D009538:Nicotine / Q000494:pharmacology; D010949:Plasma / Q000032:analysis; D012907:Smoking
D002110:Caffeine; D009538:Nicotine; D001205:Ascorbic Acid