…[Guidelines for the examination of medicines]. V. II. Moscow: Grif i K; 2013: 280 p. (In Russ.) Food and Drug Administration. Available at: https://www.fda.gov/regulatory-information/search-fda-guidance-documents/bioanalytical-method-validation-guidance-industry European Medicines Agency. Available at: https://www.ema.europa.eu/en/bioanalytical-method-validation…