Drug exposure may have a substantial influence on COVID-19 prognosis among residents of long-term care facilities: an exploratory analysis oleh Laura Soldevila, MD, Lluís Valerio-Sallent, PhD, Sílvia Roure, PhD, Olga Pérez-Quílez, BsC, Miquel Àngel Mas, PhD, Ramón Miralles, PhD, Israel López-Muñoz, BsC, Oriol Estrada, MD, Xavier Vallès, PhD