The impact of the COVID-19 pandemic on hospital utilisation in Sierra Leone oleh Justine I Davies, Andrew J M Leather, Emma Bailey, Haja Wurie, Maria Lisa Odland, Daniel Youkee, Divya Parmar, Stephen Sevalie, A J van Duinen, Thaimu Bangura, Sowmya Mangipudi, Esther Mansaray, Sorie Samura, Diede van Delft, H A Bolkan