Diana, Meli, and Agus Sulistyowati. “KNOWLEDGE ABOUT COVID 19 AND BEHAVIOR IN MAINTAINING HEALTH PROTOCOLS IN X HOSPITAL SIDOARJO”. Proceeding of International Conference of Kerta Cendekia, vol. 2, no. 1, Apr. 2023, pp. 131-5, doi:10.36720/ickc.v2i1.512.