1. The effects of surgical exposures of dental pulps in germ-free and conventional laboratory rats;Kakehashi;Oral Surg Oral Med Oral Pathol,1965
2. Sundqvist G. Bacteriological studies of necrotic dental pulps [dissertation]. Umeå University, Umeå, Sweden, Odontological Dissertations No. 7; 1976.
3. A histopathologic, histobacteriologic, and radiographic study of periapical endodontic surgical specimens;Block;Oral Surg Oral Med Oral Pathol,1976
4. Influence on periapical tissues of indigenous oral bacteria and necrotic pulp tissue in monkeys;Möller;Scand J Dent Res,1981
5. Fabricius, L. Oral bacteria and apical periodontitis: an experimental study in monkeys. [thesis] 1982: University of Göteborg: Göteborg, Sweden.