KHAN, F.; SINGH, V. P. A comparative study of intravenous versus perineural administration of dexmedetomidine in supraclavicular brachial plexus block using 0.75% ropivacaine by ultrasound guided technique in upper limb surgeries. International Journal of Research in Medical Sciences, [S. l.], v. 6, n. 7, p. 2407–2413, 2018. DOI: 10.18203/2320-6012.ijrms20182826. Disponível em: https://www.msjonline.org/index.php/ijrms/article/view/5000. Acesso em: 12 oct. 2025.