References
- Comstock , C.C and Oberst , F. W. 1953 . Medical Laboratories Research Report No. 206 U. S. Army Chemical Corps
- Hill , W. H. University of Pittsburgh . Personal communication
- Krackow , E. H. 1953 . AMA Arch. Ind. Health , 8 : 335
- Levinskas , G. J. 1958 . Arner. Ind. Hyg. Assoc. Quart. , 19 : 46
- Long , J. E. 1957 . AMA Arch. Ind. Health , 16 : 393
- Lowe , H. J. and Freeman , G. 1957 . AMA Arch. Ind. Health , 16 : 523
- Directorate of Medical Research , U. S. Army Chemical Warfare Laboratories . Personal communication
- Rozendaal , H. M. 1951 . AMA Arch. Ind. Hyg. and Occup. Med. , 4 : 257
- Svirbely , J. L. 1954 . AMA Arch. Ind. Hyg. and Occup. Med. , 10 : 298 ibid, 10: 305 (1954