Omicron coronavirus was found in all 92 Covid-19 patient samples collected by Bulgaria’s National Center for Infectious and Parasitic Diseases (NCIPD) on June 8.
Over the course of the week of May 2-17, the researchers collected samples from 20 of Bulgaria’s 28 districts.
Four NCIPD sample group patients had died, four were in the hospital, 18 were receiving home care, and 66 had recovered as of May 26, according to the latest data available.
77.2 percent of all samples were found to be Omicron BA.2 subvariant by NCIPD, as opposed to 80 percent of the samples sequenced on May 25 in the last sample collection.
The remaining samples showed six Omicron subvariants, including three BA.1.1 and 10 BA.2.9 samples.
Bulgarian cities with the most samples are Sofia (39), Plovdiv (38), Bourgas (28), Varna (23), and Stara Zagora (23). (five each).
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