Български 
English 
Bodies for cooperation in NSVOK are the General Assembly and the Verification Committee
Rules
In NSVOK, the Robust Algorithm is applied for statistical comparison:
The inclusion of a new participant can be done at any time of the year.
NSVOK carries out an external assessment of the quality of clinical laboratories,
Schedule
Click on the highlighted dates to view details of upcoming measurements. You can also copy the event to your personal calendar. With the arrows at the top, you can see the dates and details of all upcoming measurements in this cycle..
Accreditation ISO 9001:2015
NSVOK is certified according to ISO 9001:2015. The quality management certificate was issued on July 27, 2016 by TUVReinland and last renewed on July 20, 2025 under number 01 100 1620064 The certificate is valid until July 19, 2028.