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Preface
The present dissertation has been carried out during the period 2002-2010 in the
Section of Cariology and Endodontics, Department of Odontology, Faculty of Health
Sciences, University of Copenhagen, Denmark.
I'm deeply grateful to prof., odont. dr. Claes Reit, Institute of Odontology, The
Sahlgrenska Academy at Gothenburg, University of Gothenburg, Sweden, for his
collaboration and support from the very beginning.
The Danish Dental Association and the Copenhagen Dental Association are highly
acknowledged for their positive collaboration, and thanks to all the General Dental
Practitioners. Chief advisor Christian Holt from the Danish Dental Association is
kindly acknowledged for his assistance. The Danish National Health Insurance is
acknowledged for the collaboration with the access to data on claims in dentistry.
Prof. Niels Keiding, Section of Biostatistics, Department of Public Health, University
of Copenhagen, is truly acknowledged for the collaboration about analysis of data
from the questionnaires and the dental service register.
I'm highly grateful to assoc. prof., dr. med. Christian Gluud, head of The Copenhagen
Trial Unit (CTU), Centre for Clinical Intervention Research, Rigshospitalet,
Copenhagen University Hospital, Copenhagen, for his great support during the
running of the clinical trials, and together with dr. med. Per Winkel (CTU) their
collaboration is highly appreciated, including acknowledgements to the CTU staff.
DDS, PhD Student Merete Markvart and DDS Gitte Bruun are acknowledged for the
teamwork and Else Lykke Bjerre for the organizing of many patient visits.
Thanks to my co-authors for all your valuable contributions, I'm very grateful for that.
The staff of the Section of Cariology and Endodontics in Copenhagen is
acknowledged for support during the years. Many thanks for data management and
practical help to secretary Eva-Marie Reinwald, and laboratory technologists Ulla
Larsen and Helga Givskov. Thanks for inspiring discussions with my colleagues of
many years Deputy Head of Department assoc. prof., PhD Kim Ekstrand and assoc.
prof., dr. odont. Vibeke Qvist, and to Senior Dentist Ulla Pallesen and prof., odont. dr.
Svante Twetman for critical comments.
Financial support is acknowledged from the Danish Agency for Sciences and
Innovation and the Danish Regions. Plandent, KerrHawe, 3m Espe, LM-instruments,
Dentsply, DeTrey Dentsply, and Gedr. Brassier are acknowledged for providing trial
products.
Last but not least, thanks to my wife Vibe for always giving me invaluable support
and sharing life with me and our children Mikkel, Marie and Jonas.
Lars Bj0rndal Copenhagen 4 June 2010
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