Current News Causes of death among international travellers in Peru, 2017 to 2021 PubMed COVID-19 Clinical Care 2023-12-21 04:00:00 Protection of the third-dose and fourth-dose mRNA vaccines against SARS-CoV-2 Omicron subvariant: a systematic review and meta-analysis PubMed COVID-19 Clinical Care 2023-12-21 04:00:00 Early empiric antibiotic use in COVID-19 patients: results from the international VIRUS registry PubMed COVID-19 Clinical Care 2023-12-21 04:00:00 Smartphone-assisted paper-based electrochemical immunosensor for SARS-CoV-2 detection in saliva PubMed COVID-19 Clinical Care 2023-12-21 04:00:00 Levels of soluble TNF receptors (sTNFR1 and sTNFR2) increase with clinical worsening of patients and are related to COVID-19 mortality PubMed COVID-19 Clinical Care 2023-12-21 04:00:00 Pagination First page « First Previous page ‹ Previous … Page 2497 Page 2498 Page 2499 Page 2500 Current page 2501 Page 2502 Page 2503 Page 2504 Page 2505 … Next page Next › Last page Last » PICO Search Aid Problem/Population Intervention Comparison Outcome