Oral Ruxolitinib could Increase the Aggressiveness of Cutaneous Squamous Cell Carcinomas: A 6-Patient Series M.A. Lasheras-Pérez, L. Puebla-Tornero, J. Cañueto, B. de Unamuno-Bustos, R. Botella-Estrada

Differentiating Keratoacanthoma From Squamous Cell Carcinoma: Are We Losing the Battle or Our Bearings? — Comment on “Intralesional Methotrexate for Keratoacanthomas: A Case Series” P. López Sanz, M. Fernández-Parrado, E. Escario Travesedo

Primary Squamous Cell Carcinoma With Osteoblastic Differentiation: A Case Report L. Sánchez Godoy, A. Garzón Arana, E. García Martínez, M.I. Oviedo Ramírez