Gholami, Leila
Moghaddam, Somayeh Ansari
Rigi Ladiz, Mohammad Ayoub
Molai Manesh, Zohreh
Hashemzehi, Hadi http://orcid.org/0000-0002-9735-8273
Fallah, Alireza
Gutknecht, Norbert
Funding for this research was provided by:
Zahedan University of Medical Sciences (7346)
Article History
Received: 18 August 2017
Accepted: 1 April 2018
First Online: 13 April 2018
Compliance with ethical standards
:
: This study was supported by a research grant from Zahedan University of Medical Sciences, Oral and Dental Research Center, and no external funding, apart from the support of this institution, was available for this study (Project Grant no. 7346). The authors declare that they have no conflicts of interest.
: All procedures performed in this study on human participants were in accordance with the ethical standards of our institutional research committee (IR.Zaums.REC.1394.181), the 1964 Helsinki Declaration, and its later amendments. The study is registered in the Iranian Registry of Clinical Trials (IRCT ID IRCT2016113018493N3).
: An informed consent was obtained from all participants.