👤 Lin, Ruzheng Keywords 🔗 COVID-19 (1240) 🔗 Clinical feature (3) 🔗 Elderly patients (1) 🔗 () 🔗 significantly higher (104) 🔗 mechanical ventilation (39) Articles (1) Clinical features of COVID-19 in elderly patients: A comparison with young and middle-aged patients. 👤 Liu, Kai 👤 Chen, Ying 👤 Lin, Ruzheng 👤 Han, Kunyuan ⏰ 2020 📚 J Infect