we assume that a practically relevant procedure must meet the following requirements : 1 ) sufficiently high rates of bacterial reduction in accordance with the guidelines of the dghm , 2 ) lack of alterations in the dimensions or surfaces of the materials , 3 ) universal applicability , 4 ) practicability within a time period which is acceptable for smooth operation of the practice , 5 ) can be employed without problems for the staff .
C0184661
procedure
C0543467
operation