A hybrid strategy using an ambulance and a helicopter to convey thrombectomy candidates to definite care: a prospective observational study.

"Declarations Ethics approval and consent to participateThe study was conducted in accordance with the Declaration of Helsinki and the institutional review board of Tampere University Hospital approved the study design (IRB number R20082R). Informed consent was waived by the institutional review board of Tampere University Hospital due to the observational study design. Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding The Competitive Research Funding of the Tampere University Hospital (Grant 9AB009) financially supported this study. Open access funding provided by Tampere University (including Tampere University Hospital)."