Rodríguez-Piñero, ManuelVidal Vargas, VictoriaJiménez Sarmiento, Aguas Santas2023-01-252023-01-252018http://hdl.handle.net/10668/11326enAdultBotulinum Toxins, Type AFemaleHumansLongitudinal StudiesMaleNeuromuscular AgentsPiriformis Muscle SyndromeUltrasonography, InterventionalLong-Term Efficacy of Ultrasound-Guided Injection of IncobotulinumtoxinA in Piriformis Syndrome.research article28633454open access10.1093/pm/pnx1351526-4637https://academic.oup.com/painmedicine/article-pdf/19/2/408/23888805/pnx135.pdf