In the dormitory of UzhNU a girl stabbed a guy

Yesterday at 6:30 a doctor of the city hospital reported to Uzhgorod police officers that an ambulance had delivered from the UzhNU dorm No. 1 a 19-year-old student of a faculty of UzhNU diagnosed with "nonpenetrating stab wound of the chest." 
The guy said that he had received the injuries from his female friend, also a student. A knife and a sheet with traces of brown substance were taken from the scene of the event. The female student admitted to the crime and explained that she stabbed the victim by accident, in a fit of anger.