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This study was supported by research grants from the Conselho Brasileiro de Desenvolvimento Científico e Tecnológico (CNPq, Distrito Federal, Brazil). The sponsors have no role in in preparation, review and approval of the paper.
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Muxfeldt, E.S., Chedier, B. Refractory hypertension: what do we know so far?. J Hum Hypertens 35, 181–183 (2021). https://doi.org/10.1038/s41371-020-00409-z