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Periapical surgery using ultrasonic preparation and thermoplasticized gutta-percha with AH Plus sealer or IRM as retrograde root-end fillings in 160 consecutive teeth: a prospective randomized clinical study.
Wälivaara DA, Abrahamsson P, Sämfors KA, Isaksson S. Wälivaara DA, et al. Among authors: samfors ka. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2009 Nov;108(5):784-9. doi: 10.1016/j.tripleo.2009.06.010. Epub 2009 Sep 12. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2009. PMID: 19748297 Clinical Trial.
Elliptical narrow beam rotation radiography.
Sämfors KA, Welander U, Wickman G. Sämfors KA, et al. Acta Radiol Diagn (Stockh). 1978;19(1A):129-38. doi: 10.1177/028418517801901a16. Acta Radiol Diagn (Stockh). 1978. PMID: 645419
Angular measurements in orthopantomography.
Frykholm A, Malmgren O, Sämfors KA, Welander U. Frykholm A, et al. Among authors: samfors ka. Dentomaxillofac Radiol. 1977;6(2):77-81. doi: 10.1259/dmfr.1977.0012. Dentomaxillofac Radiol. 1977. PMID: 291547 No abstract available.
Form distortion in narrow beam rotation radiography.
Sjöblom A, Sämfors KA, Welander U. Sjöblom A, et al. Among authors: samfors ka. Acta Radiol Diagn (Stockh). 1975 Nov;16(6):565-71. doi: 10.1177/028418517501600603. Acta Radiol Diagn (Stockh). 1975. PMID: 1217521
Area distortion in narrow beam rotation radiography.
Sämfors KA, Welander U. Sämfors KA, et al. Acta Radiol Diagn (Stockh). 1974 Nov;15(6):650-5. doi: 10.1177/028418517401500607. Acta Radiol Diagn (Stockh). 1974. PMID: 4463701 No abstract available.
Angle distortion in narrow beam rotation radiography.
Sämfors KA, Welander U. Sämfors KA, et al. Acta Radiol Diagn (Stockh). 1974 Sep;15(5):570-6. doi: 10.1177/028418517401500513. Acta Radiol Diagn (Stockh). 1974. PMID: 4451143 No abstract available.