The Lifetime Direct Cost of Periodontal Treatment: A Case Study From a Norwegian Specialist Practice von Fardal, Øystein, O'Neill, Ciaran, Gjermo, Per, Fardal, Elizabeth, Sandvik, Leiv, Hansen, B. Frode, Linden, Gerard J

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Periodontal health and relative quantity of subgingival Porphyromonas gingivalis during orthodontic treatment von Liu, Hongyan, Sun, Jinglu, Dong, Yilei, Lu, Hui, Zhou, Humin, Hansen, B Frode, Song, Xiaobo

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Interviewing Self‐Reported Highly Anxious Patients During Periodontal Treatment von Fardal, Øystein, Hansen, B. Frode

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Trends in periodontal health among 35-year-olds in Oslo, 1973-2003 von Skudutyte-Rysstad, Rasa, Eriksen, Harald M., Hansen, B. Frode

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Genetic relatedness of oral yeasts within and between patients with marginal periodontitis and subjects with oral health von Song, Xiaobo, Eribe, Emenike R. K., Sun, Jinglu, Hansen, B. Frode, Olsen, Ingar

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Periodontal bone loss in 15-year-old Norwegians von Hansen, B. Frode, Gjermo, Per, Bergwitz-Larsen, K. Reidar

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Tetracycline-resistant micro-organisms recovered from patients with refractory periodontal disease von Olsvik, Bente, Hansen, B. Frode, Tenover, Fred C., Olsen, Ingar

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Diagnostikk av periodontale sykdommer von Hansen, B. Frode

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Oral Distribution of Genera, Species and Biotypes of Yeasts in Patients with Marginal Periodontitis von Song, Xiaobo, Sun, Jinglu, Hansen, B. Frode, Olsen, Ingar

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A socio-ecologic model for periodontal diseases von Hansen, B. Frode, Bjertness, Espen, Gronnesby, Jon Ketil

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Changes in periodontal disease indicators in 35-year-old Oslo citizens from 1973 to 1984 von Hansen, B. Frode, Bjertness, Espen, Gjermo, Per

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Systematisk periodontittbehandling i Norge von Evensen, Bernt Johan, Holst, Dorthe, Berg, Einar, Hansen, B. Frode, Gjermo, Per

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Changes in periodontal treatment needs. A follow-up study of Oslo citizens from the ages of 35 to 50 years von Hansen, B. Frode, Bjertness, E., Grønnesby, J.K., Eriksen, Harald M.

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Changes in periodontal treatments needs. A follow-up study of Oslo citizens from the ages of 35 to 50 years von FRODE HANSEN, B, BJERTNESS, E, GRØNNESBY, J. K, ERIKSEN, H. M

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Factors of importance for changes in dental caries among adults: A follow-up study of Oslo citizens from the age of 35 to 50 years von Bjertness, Espen, Eriksen, Harald M., Hansen, B. Frode

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Errors on dental bitewing radiographs von Nvsether, Svein, Hansen, B. Frode

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Caries experience in a Norwegian urban population von Hansen, B. Frode

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Periodontal treatment needs of 35-year-old citizens in Oslo von Hansen, B. Frode, Iohansen, Jan R.

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Dental visits, teeth remaining, and prosthetic appliances in a Norwegian urban population von Hansen, B. Frode, Johansen, Jan R.

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Oral roentgenologic findings in a Norwegian urban population von Hansen, B.Frode, Johansen, Jan R.

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