Bonifazi, E. “Palmoplantar Keratoderma With Tachycardia and Digital Clubbing”. European Journal of Pediatric Dermatology 29, no. 1 (March 12, 2019): 53. Accessed September 9, 2026. https://ejpd.migration.pkpps03.publicknowledgeproject.org/index.php/journal/article/view/1947.