Novel RT-ddPCR assays for simultaneous quantification of multiple noncoding and coding regions of SARS-CoV-2 RNA.

"Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper."

"Funding This research was supported by funds from the Emergency COVID-19 Research Seed Funding of the University of California (Grant Number R00RG3113 [ST]). The investigators received salary support from the U.S. Department of Veterans Affairs (SAY and JKW), the National Institute of Diabetes and Digestive and Kidney Diseases at the NIH (R01DK108349 [SAY, JKW], R01DK120387 [SAY]), the National Institute of Allergy and Infectious Diseases at the NIH (R01AI132128 [SAY, JKW]), the UCSF/GIVI Center for AIDS Research (CFAR; Grant# P30 AI027763 [ST]; award #A120163 [PI: Paul Volberding]), and the California HIV/AIDS Research Program (Grant number BB19-SF-009 [ST]). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript."