COVID-19 Infection Prevention and Control: Communication Toolkit for Long-Term Care Facilities (OMS, 2020) Dokumentu-zerrenda https://iris.wpro.who.int/bitstream/handle/10665.1/14570/WPR-DSE-2020-029-eng.pdf Xehetasunak COVID-19 Infection Prevention and Control: Communication Toolkit for Long-Term Care Facilities (OMS, 2020)