1Department of Gastroenterology and Alimentary Tract Surgery, Tampere University Hospital and University of Tampere, Tampere, Finland
2Department of Medicine, Seinäjoki Central Hospital, Seinäjoki, Finland
3Research Department, The Social Insurance Institution, Turku, Finland
4Finnish Cancer Registry, Institute for Statistical and Epidemiological Cancer Research, Helsinki, Finland
5School of Health Sciences, University of Tampere, Tampere, Finland
Correspondence: Pekka Collin, MD, PhD, Department of Gastroenterology and Alimentary Tract Surgery, Tampere University Hospital and University of Tampere, P.O. Box 2000, FI-33521 Tampere, Finland. E-mail: [email protected]
Received 20 December 2013; accepted 31 May 2014
Guarantor of the article: Pekka Collin, MD, PhD.
Specific author contributions: Tuire Ilus: study design, acquisition of the data, and writing of the manuscript; Katri Kaukinen: study design, interpretation of data, and revision of the manuscript; Lauri J. Virta: acquisition and interpretation of the data and data analysis; Eero Pukkala: acquisition and interpretation of the data, data analysis, and revision of the manuscript. All authors read and approved the final article.
Financial support: This work was supported by grants to the Celiac Disease Study Group from the Competitive State Research Financing of the Expert Responsibility Area of Tampere University Hospital (Grant 9P008, 9P020, 9P033), the Academy of Finland, the Sigrid Juselius Foundation, Research Fund of the Finnish Celiac Society, Elna Kaarina Savolainen's fund allocated for the development of cancer treatment.
Potential competing interests: None.