Rohmah, Jamilatur, Chylen Setiyo Rini, and Siti Cholifah. “Kontaminasi Escherichia Coli Pada Makanan Jajanan Di Kantin Universitas Muhammadiyah Sidoarjo: Contamination of Escherichia Coli in Snacks at the Canteen of Muhammadiyah University of Sidoarjo”. Medicra (Journal of Medical Laboratory Science/Technology) 1, no. 1 (July 31, 2018): 15–26. Accessed July 26, 2025. https://medicra.umsida.ac.id/index.php/medicra/article/view/1585.