Article History
Received: 4 December 2019
Accepted: 23 December 2019
First Online: 14 January 2020
Compliance with ethical standards
:
: 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. This was a level III cohort study approved by our Institutional Review Board (IRB #50408). For this type of study, formal consent is not required.
: Financial remuneration the authors, or any member of their family, may have received directly related to the subject of the article: none.