Garofalo, L., and A. Milano. “Metopic ridge—A Physiological Condition Source of Unjustified Concern”. European Journal of Pediatric Dermatology 33, no. 4 (October 30, 2023): 235–7. Accessed September 9, 2026. https://ejpd.migration.pkpps03.publicknowledgeproject.org/index.php/journal/article/view/2569.