Thiess A M, Fleig I
Arch Toxicol. 1978 Dec 11;41(2):149-52. doi: 10.1007/BF00302526.
Examination of 18 workers who had been exposed to acrylonitrile for 15.3 years on average and 18 workers who had not been exposed to acrylonitrile showed no difference in the incidence of chromosome aberrations; for each person concerned 100 metaphases were evaluated.