Chokkha S, Watcharamaisakul S, Songbandhit T, Arthit R, Srinamueang K, Poochaya S, Watcharamaisakul J, thipprasert kamonwan. Displayable Portable Doppler Device Via the Line Application. Recent Sci. Technol. [internet]. 2025 Apr. 30 [cited 2025 Dec. 16];17(2):261691. available from: https://li01.tci-thaijo.org/index.php/rmutsvrj/article/view/261691