Tandirogang, J. G. D., S. Paramita, and Y. Yadi. “#JALANKITA: Pemantauan Penyakit Komorbid Penyulit Covid-19 Berbasis Android Pada Lansia Di Masa Pandemi Di Kota Balikpapan: #JALANKITA: Monitoring of Covid-19 Comorbidities on Android Base for the Elderly in the Pandemic Period in the Balikpapan City”. Jurnal Sains Dan Kesehatan, vol. 3, no. 5, Oct. 2021, pp. 639-44, doi:10.25026/jsk.v3i5.480.