Received: 11 February 2021
Accepted: 4 April 2021
First Online: 27 April 2021
: This study was performed in accordance with the ethical standards of the local ethics committee and with the 1964 Helsinki Declaration and its later amendments. Images were acquired with clinical indication; patient consent for this retrospective study is waived.
: Written consent was obtained from individual participant included in the study.
: The authors declare that they have no competing interests.