Publications by authors named "Ulrich Helfenstein"

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Effect of 1000 ppm relative to 250 ppm fluoride toothpaste. A meta-analysis.
Marcel Steiner, Ulrich Helfenstein, Giorgio Menghini

Am J Dent· April 2004

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[Caries prevalence among students in 16 Zurich districts in the years 1992 to 2000].
Giorgio Menghini, Marcel Steiner, Thomas Marthaler, Ulrich Helfenstein, Dunja Brodowski

Schweiz Monatsschr Zahnmed· May 2003

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[Dental health of adults in the Zurich Canton].
Giorgio Menghini, Marcel Steiner, Ulrich Helfenstein, Carola Imfeld, Dunja Brodowski

Schweiz Monatsschr Zahnmed· September 2002

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An example of complex modelling in dentistry using Markov chain Monte Carlo (MCMC) simulation.
Ulrich Helfenstein, Giorgio Menghini, Marcel Steiner, Francesca Murati

Community Dent Health· September 2002

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