"According to the updated data, when two buses collided in the Voronezh Region, five people were killed and 20 injured," RIA Novosti reported.
As press secretary of the regional department of public health Oksana Kozlova stated, the state of six victims is estimated as heavy.
To provide medical care, 15 ambulance teams are involved.
Earlier, the source reported five deaths.
September 18, it became known about the collision of two passenger buses on the Don route in the Voronezh region.