Department of Ultrasound, Taizhou People's Hospital, Taizhou, Jiangsu, China.
Received for publication April 20, 2021; accepted March 1, 2022.
The authors declare no conflict of interest.
The authors have no funding to report.
Address correspondence to: Qin Li, MM, Department of Ultrasound, Taizhou People's Hospital, 399 Hailing South Rd, Taizhou, Jiangsu 225300, China (e-mail: [email protected]).