El Hachem, M., L. Zicari, P. Heuduck, R. Boldrini, L. Borghese, and S. Fasanelli. 1997. “Glomus Tumor. An Atypical Case in Pediatric Age.”. European Journal of Pediatric Dermatology 7 (4):201-4. https://www.ejpd.com/index.php/journal/article/view/3.