Current News The disease severity of COVID-19 caused by Omicron variants: A brief review PubMed COVID-19 Clinical Care 2024-03-20 04:00:00 Real-world Effectiveness of mRNA COVID-19 Vaccines Among US Nursing Home Residents Aged 65 Years in the Pre-Delta and High Delta Periods PubMed COVID-19 Clinical Care 2024-03-20 04:00:00 Impact of the COVID-19 pandemic on esophageal cancer resource allocation: a systematic review PubMed COVID-19 Clinical Care 2024-03-20 04:00:00 The implications of internet-based Chinese language courses on online classes PubMed COVID-19 Clinical Care 2024-03-20 04:00:00 Antiviral medications for mild-to-moderate COVID-19 in Japan: a gap of timing between clinical trials and real-world scenarios in a fast-changing pandemic PubMed COVID-19 Clinical Care 2024-03-20 04:00:00 Pagination First page « First Previous page ‹ Previous … Page 327 Page 328 Page 329 Page 330 Current page 331 Page 332 Page 333 Page 334 Page 335 … Next page Next › Last page Last » PICO Search Aid Problem/Population Intervention Comparison Outcome