Funding for this research was provided by:
Shiraz University of Medical Sciences (95-01-01-12907)
Received: 18 March 2019
Accepted: 21 November 2019
First Online: 4 December 2019
Ethics approval and consent to participate
: The study is part of a large breast cancer registry, and the study protocol for this specific study has been approved by the Institutional Review Board of Shiraz University of Medical Sciences (Ethics code #IR.sums.med.rec.1397.67). A written and informed consent had been obtained from patient to enter the registry and for their data to be used for research purposes. Patient’s secrecy of data has been maintained throughout the study, and no personal data had been or will be released to any institution of individual.
: All authors have given their consent for the publication of the current manuscript.
: The authors declare that they have no competing interests.