Correction: BioMedical Engineering OnLine 21, 38 (2022) https://doi.org/10.1186/s12938-022-01003-9
Following publication of the original article , the author noticed an error in the affiliation of Hsin-Nung Shih and Kuo-Ti Peng in the author group and a typo in the author name Shu-Hsien Liao.
Author name ‘Shu-Hsien Liao’ was incorrectly written as ‘Shu-Shien Liao’.
The affiliation ‘College of Medicine, Chang-Gung University, Taoyuan, Taiwan’ for Author Hsin‑Nung Shih is missing.
The affiliation detail for Author Kuo‑Ti Peng was incorrectly given as 'College of Medicine, Chang-Gung University, Taoyuan, Taiwan' but should have been 'Department of Orthopedic Surgery, Chiayi Chang Gung Memorial Hospital, Chiayi County, Taiwan’.
The original article  has been updated.