A 13-year-old child was among the four people killed by COVID-19 in Sliven district last week, the Regional Crisis Staff said.
The child was accompanied by a serious illness.
All four deceased were not immunized.
From April 4 to 10, 111 residents of Sliven district were diagnosed with COVID-19, among them a teacher, a student and a hospital nurse. There are no sick and quarantined foreigners residing in the area due to the war in Ukraine.
147 people were cured.
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