“…According to recent data, in the structure of HAI causative organisms of bacterial nature, the conditionally pathogenic and rare-ly pathogenic microflora is prevalent. References are made more often to gram-positive flora of Staphylococcus, Streptococcus, Enterococcus, Bacillus, Clostridium Staphylococcus, Streptococcus, Enterococcus, Bacillus, Clostridium stem [5,6,8,11,13,14], gram-negative flora of Enterobacteriacea family, non-fermentative bacteria of Pseudomonas, Acinetobacter stem [4,7,11,12,[15][16][17], yeast and molds [13] and viruses, particularly B, C, D hepatitis viruses, noroviruses, respiratory syncitial viruses, rhinoviruses, coronaviruses, adenoviruses, enteroviruses and others [9,10]. The up-to-date Russian practical policies do not regulate content of the above kinds of microorganisms under the existing sanitary rules and hygienic standards.…”