Manatarinat, W. ., P. . Tantatsanawong, S. . Poomrittigul, and S. . . Udomsiri. “eHealth Internet of Things on Low Power Wide Area Network of Hospital”. ECTI Transactions on Electrical Engineering, Electronics, and Communications, vol. 21, no. 3, Oct. 2023, p. 251460, doi:10.37936/ecti-eec.2023213.251460.