Stigmasterol in cigarette smoke.
D006801:Humans; D012906:Smoke; D012907:Smoking; D013256:Steroids / Q000032:analysis*; D013265:Stigmasterol; D014026:Nicotiana
D012906:Smoke; D013256:Steroids; D013265:Stigmasterol
SMOKING; STEROIDS/determination