End-point RT-PCR: A potential alternative for diagnosing coronavirus disease 2019 (COVID-19).

"Declaration of Competing Interest The authors declare that they have no competing interests."

"Graduate students from the Programa de Pós-graduação em Medicina Veterinária, UFSM (IM and PSBO). PSBO and IM thank the Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) (Brazil) and Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES) (Brazil), respectively, for their scholarships. TRRL thanks the Fundação de Amparo à Pesquisa do Estado do Rio Grande do Sul (FAPERGS) (Brazil) for her technological and industrial development grant (process 20/2551-0000252-7). Eduardo Furtado Flores (process 301414/2010-6) and Rudi Weiblen (process 304153/2014-1) were supported by CNPq research fellowships. This study was supported by FAPERGS (Brazil), process 20/2551-0000252-7. José Valter Joaquim Silva Júnior: Conceptualization, Methodology, Investigation, Writing - original draft. Ingryd Merchioratto: Investigation, Writing - review & editing. Pablo Sebastian Britto de Oliveira: Investigation, Writing - review & editing. Thaísa Regina Rocha Lopes: Investigation, Writing - review & editing. Patrícia Chaves Brites: Resources, Writing - review & editing. Elehu Moura de Oliveira: Resources. Rudi Weiblen: Resources, Writing - review & editing. Eduardo Furtado Flores: Conceptualization, Supervision, Writing - review & editing, Resources, Funding acquisition."