A Histopathological Study: Ñ-Sign, The Visual Clues In The Diagnosis Of Psoriasis In A Tertiary Care Centre - An Observational Study. International Journal of Environmental Sciences, [S. l.], p. 4104–4111, 2025. DOI: 10.64252/yawc3639. Disponível em: https://theaspd.com/index.php/ijes/article/view/9151.. Acesso em: 21 sep. 2026.