RT Journal Article SR Electronic T1 Are hair dyes associated with bladder cancer? JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 307a OP 308 VO 119 IS 4 A1 C. I. Neutel A1 R. C. Nair A1 J. M. Last YR 1978 UL http://www.cmaj.ca/content/119/4/307a.abstract