Romiti, R. (1997) “Child with macular hyperpigmentation, nevus flammeus, and systemic disorders: a variant of phakomatosis pigmentovascularis?”, European Journal of Pediatric Dermatology, 7(2), pp. 93–8. Available at: https://ejpd.migration.pkpps03.publicknowledgeproject.org/index.php/journal/article/view/23 (Accessed: 12 September 2026).