Valentín-Mazarracín , I, and A Asensi-Parras , translators. “SUPERFICIAL DRY NEEDLING VS PSEUDO-PLACEBO: A PILOT DOUBLE-BLIND RANDOMIZED STUDY”. Cuestiones De Fisioterapia, vol. 46, no. 1, Feb. 2017, pp. 23-32, https://cuestionesdefisioterapia.com/index.php/es/article/view/206.