Measurement properties of the Brazilian online version of the Fibromyalgia Rapid Screening Tool (FiRST).

"Declarations Ethics approval and consent to participateThe present study was approved by the Ethics Committee of Universidade Federal de São Carlos (CAAE: 10896719.0.0000.5504, protocol number 4.193.940). All participants read and agreed with the informed consent term they downloaded prior to participation. Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding Research funding: This study was partially financed Coordination of Improvement of Higher Education Personnel - Brazil (CAPES) - Financing Code 001. Role of funding sources: The funder had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript."