Amalia, Nurul, Muhammad Arsyad, and Khafifah Khafifah. “Analisis Kadar Kalsium (Ca) Pada Lansia Di Panti Perlindungan Dan Rehabilitasi Sosial Lanjut Usia Provinsi Kalimantan Selatan: Analysis of Calsium (Ca) Levels In The Elderly At The ‘Budi Sejahtera’ Social Shalter and Rehabilitation Home For The Elderly in Sout Kalimantan”. Borneo Journal of Medical Laboratory Technology 6, no. 2 (May 4, 2024): 554 –. Accessed July 3, 2024. https://journal.umpr.ac.id/index.php/bjmlt/article/view/6877.