Case Report: Successful dupilumab treatment for refractory atopic dermatitis-like eczema in a patient with Costello syndrome - Toshihiko Nonaka; Jun Kido; Mika Ogata; Taiga Miyake; Takanobu Yoshida; Satoshi Fukushima; Rie Seyama; Yuri Uchiyama; Naomichi Matsumoto; Kimitoshi Nakamura (Journal of Cutaneous Immunology and Allergy, 2026)