首页>Journal of general internal medicine>The Landscape of COVID-19 Research in the United States: a Cross-sectional Study of Randomized Trials Registered on ClinicalTrials.Gov
The Landscape of COVID-19 Research in the United States: a Cross-sectional Study of Randomized Trials Registered on ClinicalTrials.Gov
作者单位:Harvard Medical School[1]Division of General Internal Medicine and Mongan Institute,Massachusetts General Hospital[2]Lunenfeld Tanenbaum Research Institute, Sinai Health System[3]