Article Title,Year,Volume,Issue,Page Range,Author Incidence and characteristics of jaw fractures during 1971-1980 (from cases at the Department of Surgical Stomatology in Sofia),1983,65,5,19-25,Kazarov An unusual case of mouth burns under occupational conditions,1979,61,3,179-184,Karaboicheva Incidence clinical observations and classification of dental trauma in school children,1970,52,1,1-6,Kolimechkova Injuries of the face and jaws resulting from fighting and excessive use of alcohol,1970,52,2,172-177,Khinov Rare case of spontaneous expulsion of teeth after burning,1971,53,1,1-5,Stranski Time budget problem and labor expenditure in dentistry,1972,54,3,226-229,Bajrakov 25 years of maxillofacial injuries in the Rusen district,1977,59,4,246-248,Shipkov Firearm injury of the zygomatic complex with concomitant eye loss,1978,60,3,239-243,Filipov A case of self-injury in the maxillofacial region aimed at a change in serving a term of imprisonment,1987,69,1,51-52,Ivanov