Author: Ingrid Arevalo-Rodriguez; Diana Buitrago-Garcia; Daniel Simancas-Racines; Paula Zambrano-Achig; Rosa del Campo; Agustin Ciapponi; Omar Sued; Laura Martinez-Garcia; Anne Rutjes; Nicola Low; Jose A Perez-Molina; Javier Zamora
Title: FALSE-NEGATIVE RESULTS OF INITIAL RT-PCR ASSAYS FOR COVID-19: A SYSTEMATIC REVIEW Document date: 2020_4_21
ID: g8h6trql_19
Snippet: We did not apply any language restrictions to electronic searches (S1 Appendix). As additional 136 sources of potential studies, we searched in repositories of preprint articles (such as Medrxiv), 137 . CC-BY-NC-ND 4.0 International license It is made available under a author/funder, who has granted medRxiv a license to display the preprint in perpetuity......
Document: We did not apply any language restrictions to electronic searches (S1 Appendix). As additional 136 sources of potential studies, we searched in repositories of preprint articles (such as Medrxiv), 137 . CC-BY-NC-ND 4.0 International license It is made available under a author/funder, who has granted medRxiv a license to display the preprint in perpetuity.
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