1. GOLZ, H.H. and SHAFFER, C.B.: Toxicological Information on Cyanamid Insecticides, American Cyanamid Company.
2. MICHEL, H.O.: J. Lab. Clin. Med.34, 1564 (1949)
3. REINHOLD, J.G.: Am. J. Clin. Path.23, 645 (1953)
4. RIDER, J.A., HODGES, J.L., SWADER, J. and WIGGINS, A.D.: J. Lab. Clin. Med.50, 376 (1957)
5. SAKAINO, S.: Chem. Ab.49, 13418 (1955)