DAHL JE. In vitro irritation test of dental "glues". NORTOX/NordEMS-98 1998; 159.
DALTON BC, ØRSTAVIK D, PHILLIPS C, PETTIETTE M, TROPE M. Bacterial reduction with nickel-titanium rotary instrumentation. J Endod 1998; 24: 763-767.
GRIMSDOTTIR MR, HENSTEN-PETTERSEN A. Surface analysis of nickel-titanium. Dent Mater 1997; 13: 163-167. (Issue published in 1998)
GRIMDÓTTIR MR. Corrosion and biological aspects of orthodontic appliances. University of Oslo. Thesis 1998. Summary and 6 papers.
HENSTEN-PETTERSEN A. Skin and mucosal reactions associated with dental materials. Eur J Oral Sci 1998; 106: 707-712.
HENSTEN-PETTERSEN A. European regulations in the field of novel biomaterials. 22nd Ann. Conf. EPA, Turku, Finland, 1998; 32, Abst. 11.
HERØ H, SYVERUD M. Release of ions from palladium alloys in an immersion test. J Dent Res 77 (Special Issue B): 765, Abst. 1069.
KIRKEVANG L-L, HØRSTED-BINDSLEV P, ØRSTAVIK D, WENTZEL A. Comparison of quality of root fillings and periapical status of root filled teeth in Danish adults. A cross-sectional study of two populations examined in 1974-75 and 1997-98. 6th Eur. Congress on Dental and Maxillofacial Radiology, Oslo, 1998.
LI J, RUYTER IE. Long-term water uptake of compomers and its effects on mechanical properties. J Dent Res 1998; 77 (Special Issue B): 657, Abst. 207.
MJÖR IA, DAHL JE, MOORHEAD JE. Longevity of restorations. J Dent Res 1998; 77 (Special Issue B): 653, Abst. 170.
POLYZOIS GL, HENSTEN-PETTERSEN A. Physicomechanical and cytotoxic properties of room temperature vulcanizing silicone prosthetic elastomers. Acta Odontol Scand 1998; 56: 245-248.
RUYTER IE. Polymers used in dentistry and their suitability as matrix polymers of fibre composites. 22nd Ann. Conf. EPA, Turku, Finland, 1998; 27, Abst. 2.
VALLITTU PK, RUYTER IE, BUYKUILMAZ S. Effect of polymerization temperature and time on the residual monomer content of denture base polymers. Eur J Oral Sci 1998; 106: 588-93.
VALLITTU PK, RUYTER IE, EKSTRAND K. Effect of water storage on the flexural properties of E-glass and silica fiber acrylic. J Dent Res 1998; 77 (Special Issue B): 764, Abst. 1059.
VALLITTU PK, RUYTER IE, EKSTRAND K. Effect of water storage on the flexural properties of E-glass and silica fiber acrylic resin composite. Int J Prosthodont 1998; 11: 340-350.
VALLITTU PK. The effect of glass fiber reinforcement on the fracture resistance of a provisional fixed partial denture. J Prosthet Dent 1998; 79: 125-30.
VALLITTU PK. Some aspects of the tensile strength of unidirectional glass fibre - polymethyl methacrylate composite used in dentures. J Oral Rehabil 1998; 25: 100-5.
VALLITTU PK. Compositional and weave pattern analyses of glass fibers in dental polymer fiber composites. J Prosthodont 1998; 7: 170-6.
VALLITTU PK. Ultra-high-modulus polyethylene ribbon as reinforcement for denture polymethyl methacrylate: A short communication. Dent Mater 1997; 13: 381-2. (Issue published in 1998)
WALTIMO T, VALLITTU P, HAAPASALO M. Adherence of Candida species to newly polymerized and water-stored denture base resin. 22nd Ann. Conf. EPA, Turku, Finland, 1998; 65, Abst. 75.
WALTIMO T, VALLITTU P, HAAPASALO M. Adherence of Candida albicans to polymethacrylate - E-glass fiber composite used in dentures. J Dent Res 1998; 77 (Special Issue B): 946, Abst. 2518.
WIE H, HERØ H, SOLHEIM T. HIP-processed titanium implants: Light microscopic and SEM investigations. Int J Oral Macillofac Impl 1998; 13: 837-44.
ØRSTAVIK D, PITT FORD TR. Apical periodontitis: Microbial infection and host responses. In: ØRSTAVIK D & PITT FORD TR (eds.) Essential Endodontology: Prevention and Treatment of apical periodontitis. Blackwell Science 1998.
ØRSTAVIK D. Radiology of apical periodontitis. In: ØRSTAVIK D & PITT FORD TR (eds.) Essential Endodontology: Prevention and Treatment of apical periodontitis.Blackwell Science 1998.