TY - GENERIC DO - 10.20944/preprints202007.0186.v1 UR - http://dx.doi.org/10.20944/preprints202007.0186.v1 TI - Modeling Epidemics as First-order Systems – COVID-19 Example T2 - Preprints AU - Abusam, Abdallah PY - 2020 DA - 2020/07/09 PB - Preprints