Ha, Sang Hee
Kim, Yeon-Jung
Heo, Sung Hyuk
Chang, Dae-il
Kim, Bum Joon http://orcid.org/0000-0002-3278-3252
Funding for this research was provided by:
Korean society of Neurosonology (2020)
Korea Health Industry Development Institute (HI18C2383)
Article History
Received: 30 March 2020
Accepted: 24 June 2020
First Online: 27 June 2020
Ethics approval and consent to participate
: This study was approved by the ethics committee of Kyung Hee University Hospital (2017–04-062), and the need for informed consent was waived owing to its retrospective design by the ethics committee of Kyung Hee University Hospital.
: Not applicable.
: The authors declare that they have no competing interests.