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Dear patients,
on the occasion of September 22 - Day of Bulgarian independence, the working hours of our laboratories are as follows:
*Sofia city, both our sites will be closed on 22.09, on 23.09.23, only the central laboratory at 1 Jerusalem Blvd. will be open;
*Varna city, all laboratories will be closed except for:
- 3 ILINDEN STREET - normal working hours, no change
- "TSAR OSVOBODITEL" Blvd. 81 - on 22.09.23 from 08:00 a.m. to 12:00 p.m. and on 23.09.23 will be closed
22.00 BGN
The test proves the presence of protective antibodies against HbsAg. They appear late after an acute HBV infection in the absence of HbsAg. They are also formed after immunization with an anti-hepatitis vaccine and are a guarantee of protection against infection with the virus.