Oberdörster, G Ultrafine particles as a potential environmental health hazard. Studies with model particles. [electronic resource] - Chest Mar 1996 - 68S-69S p. digital Publication Type: Journal Article ISSN: 0012-3692 Standard No.: 10.1378/chest.109.3_supplement.68s doi Subjects--Topical Terms: Air Pollutants--adverse effectsAnimalsHumansInterleukins--biosynthesisLung Diseases--etiologyPolytetrafluoroethylene--adverse effectsTumor Necrosis Factor-alpha--biosynthesis