Huang, Yu-Wen
Arkesteijn, Walter
Lai, Yi-Jing
Ng, Chau Yee
Article History
Received: 30 December 2023
Accepted: 27 May 2024
First Online: 25 June 2024
Competing interests
: CYN is the principal investigator for MYGUARD CO. LTD, WA is the employer of Sylton, Innofaith beauty science, manufacturer of OBSERV 520 x. The rest of the author declare no competing interests .