![Respiratory tract virus infections in the elderly with pneumonia]()
Respiratory tract virus infections in the elderly with pneumoniaAronen, Matti; Viikari, Laura; Kohonen, Ia; Vuorinen, Tytti; Hämeenaho, Mira; Wuorela, Maarit; Sadeghi, Mohammadreza; Söderlund-Venermo, Maria; Viitanen, Matti; Jartti, Tuomas · BMC Geriatrics · 2019