World Health Organization Chrysotile asbestos. - - Geneva W H O 1998 - 199 p. 24 cm. - IPCS : EHC 203 . Asbestos,Serpentine - Toxicity ISBN: 92 4 157203 5 Subjects--Topical Terms: Asbestos,Serpentine - Toxicity Dewey Class. No.: SERIALS / WHO