Supardi ZAI, Mustamu VHP. RANCANG BANGUN DIY ELEKTROKARDIOGRAF 3 - LEADS BERBASIS MIKRO KONTROLER SEBAGAI REAL TIME NON - INTERNET MONITORING: Kata Kunci: Elektrokardiograf, Lead, Bluetooth, ESP 32. Inov. Fis. Indones. [Internet]. 2022 Oct. 27 [cited 2025 Jun. 25];11(3):88-96. Available from: https://ejournal.unesa.ac.id/index.php/inovasi-fisika-indonesia/article/view/49919