1.
Prainetr S. Development of low cost heart rate device for contribution rural local medical in Nakhon Phanom province Thailand. Eng Appl Sci Res [internet]. 2016 Nov. 2 [cited 2026 Sep. 23];43:271-4. available from: https://ph01.tci-thaijo.org/index.php/easr/article/view/70208