Prompt please, since what day of reception tri-regola it is possible not ispolzovat...

[Victoria]

Prompt please, since what day of reception tri-regola it is possible to not use additional agents of preservation.

[Pasenjuk A.M.]

If reception is begun with the first day at once it is possible to not use dop an agent if from the fifth - that it is in addition necessary to be protected 12 14 days