prov:value
| - There are no questions asked as to whether a patient has been also exposed to other air born particulates, or to such things as gasoline or kerosene fumes, vehicle exhausts, solvents, paints, pesticides, household and industrial cleaning chemicals, aerosol sprays, dusts, moulds, pollens and other irritants and allergens, etc., but only whether and how much there has been of exposure to tobacco smo
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