👤 Fan, Meng Keywords 🔗 COVID-19 (1240) 🔗 () 🔗 () 🔗 () 🔗 symptom onset (46) 🔗 basic reproduction (30) 🔗 reproduction number (45) Articles (1) Effect of delay in diagnosis on transmission of COVID-19. 👤 Rong, Xin Miao 👤 Yang, Liu 👤 Chu, Hui di 👤 Fan, Meng ⏰ 2020 📚 Math Biosci Eng