TY - BOOK CN - EP 5.2: CY - [Washington, D.C.] : DA - [1998] ID - 215912 KW - Chemicals. KW - Hazardous substances. N1 - Cover title. N1 - "September 1998." N1 - Shipping list no.: 99-0187-M. N1 - Chiefly tables. N1 - "EPA 745-F-98-002h." PB - U.S. Environmental Protection Agency, Pollution Prevention and Toxics, PP - [Washington, D.C.] : PY - [1998] T1 - HPV challenge program chemical list TI - HPV challenge program chemical list ER -