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Gigiena I Sanitariia|March 1, 1997
[The validation of the maximum permissible concentration of pyromellitic dianhydride in the atmosphere]S M Sokolov, V P Filonov, P A Amvros'ev, et al.
The Journal of Infectious Diseases|February 5, 2000
Epidemic diphtheria in Belarus, 1992-1997V P Filonov, D F Zakharenko, C R Vitek, et al.
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