Clarifying follow‐up duration, risk features and limitations in longitudinal melanonychia monitoring. - Moscarella, Elvira; Brancaccio, Gabriella; Apalla, Zoe; Cedirian, Stephano; Drongoula, Ourania; Kittler, Harald; Lallas, Aimilios; Longo, Caterina; Piraccini, Bianca Maria; Spadafora, Marco; Starace, Michela; Argenziano, Giuseppe (Journal of the European Academy of Dermatology & Venereology, 2026)