Purwiyanto, P., Vikasari, C., Prasetyanti, D. N., & Aji, G. M. (2019). NURSE CALL OTOMATIS DENGAN SENSOR BEAT PER MINUTES (BPM) BERBASIS INTERNET OF THINGS (IOT). Jurnal Poli-Teknologi, 18(2). https://doi.org/10.32722/pt.v18i2.1438