Received: 18 February 2020
Accepted: 24 June 2020
First Online: 19 October 2020
Compliance with ethical standards
: The authors declare that they have no competing interests.
: Authors declared that the research was conducted according to the principles of the World Medical Association declaration of Helsinki “Ethical Principles for Medical Research Involving Human Subjects” (amended in October 2013). Ethics approval is not applicable. Consent for participation was obtained from all the patients.
: All patients included in this research gave written informed consent to publish the data contained within this study.