Kazemi, Asma
Sasani, Najmeh
Mokhtari, Zeinab
Keshtkar, Abbas
Babajafari, Siavash
Poustchi, Hossein
Hashemian, Maryam
Malekzadeh, Reza
Funding for this research was provided by:
Division of Cancer Epidemiology and Genetics, National Cancer Institute (Z01 CP000185-03)
Cancer Research United Kingdom (C20/A5860)
Tehran University of Medical Sciences and Health Services (81/15)
Article History
Received: 30 April 2022
Accepted: 27 October 2022
First Online: 16 November 2022
Declarations
:
: The study protocol was approved by the Institutional Review Boards of the U.S. National Cancer Institute (NCI), the International Agency for Research on Cancer (reference number: CN/23/3), and the Digestive Disease Research Institute of the Tehran University of Medical Sciences (reference number: FWA00001331). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants included in the study for participation.
: Not applicable.
: The authors declare that they have no competing interests.