Almangush, Alhadi
Mäkitie, Antti A.
Mäkinen, Laura K.
Kauppila, Joonas H.
Pukkila, Matti
Hagström, Jaana
Laranne, Jussi
Soini, Ylermi
Kowalski, Luiz Paulo
Grénman, Reidar
Haglund, Caj
Coletta, Ricardo D.
Salo, Tuula
Leivo, Ilmo
Funding for this research was provided by:
Jalmari ja Rauha Ahokkaan Säätiö (FI)
K. Albin Johanssons foundation
Helsinki University Hospital Research Fund
Sigrid Juselius Foundation
Finnish Cancer Society
Finska Läkaresällskapet
Maritza and Reino Salonen Foundation
Suomen Hammaslääkäriseura Apollonia (FI)
Article History
Received: 8 June 2018
Accepted: 15 July 2018
First Online: 23 July 2018
Compliance with ethical standards
: The institutional review boards of the Helsinki, Turku, Tampere, Oulu, and Kuopio University Hospitals approved the study. The Brazilian Human Research Ethics Committee and the Finnish National Supervisory Authority for Welfare and Health (VALVIRA) also approved this study.
: The authors declare that they have no conflict of interest.