Asphalt (Bitumen) / World Health Organisation. - Geneva : WHO , 2004. - Iv, 50p. : ill ; 30 cm. - Concise International Chemical Assessment document ; no. 59. . ISBN: 9241530596 ISSN: 10206167 Subjects--Topical Terms: Hydrocarbons--adverse effects.Risk assessment.Epidemiologic studies.Occupational exposure. National Library of Medicine Call No.: WHO QV633 / A65 2004.