1. The Dependence of the Results of Pulp Therapy on Certain Factors; an Analytic Study Based on Radiographic and Clinical Follow up Examinations;Strindberg;Acta Odont. scandinav,1956
2. To Culture or Not to Culture?;Bender;Oral Surg., Oral Med. & Oral Path,1964
3. Roentgenographic and clinical Evaluation of Endodontically Treated Teeth;Grossman;Oral Surg., Oral Med. & Oral Path,1964
4. Periodisk-identiske, og. stereoskopiske, intraorale Röntgenopptak;Benkow,1956
5. An Assessment of the Latest Recording Methods in Dental Radiography;Mathis;Internat. D. J,1959