For citations:

Goryaev A.A., Shchelkanova E.Yu., Lozovsky Yu.V., Touchkov I.V., Smirnova N.I. Construction of an El Tor Biovariant Vibrio cholerae Strain Capable of Type II Cholera Toxin Hyperproduction and Determining the Optimal Conditions for the Production of This Protein. Problems of Particularly Dangerous Infections. 2008;(1(95)):56-59. (In Russ.) https://doi.org/10.21055/0370-1069-2008-1(95)-56-59