Source:http://linkedlifedata.com/resource/umls/id/C0037370
CSP: involuntary inhalation of sidestream smoke from the burning tip of the cigarette and/or mainstream smoke that has been inhaled and then exhaled by the smoker.,NCI: Smoke that comes from the burning of a tobacco product and smoke that is exhaled by smokers. Inhaling secondhand smoke is called involuntary or passive smoking.,NCI: Exposure to tobacco smoke products among individuals who do not smoke. This can result from sharing space with a smoker or from placental transfer from mother to fetus.