Xiaoxiang Q, Junjia Y, Alias AH, Haron NA, Hua LT. Status, opportunities, and future of smart personal protection equipment in construction site: Patent analysis. ijirss [Internet]. 2025 Mar. 21 [cited 2025 Dec. 13];8(2):1729-35. Available from: http://ijirss.com/index.php/ijirss/article/view/5533