Crouzon syndrome with acanthosis nigricans and prominent diffuse hyperpigmentation associated with gain‐of‐function A391E mutation in FGFR3 gene. Issue 12 (29th August 2020) - Kariya, Hitomi; Nakano, Hajime; Ishii, Naomi; Kaimi, Yuto; Imai, Keisuke; Nakanishi, Yoko; Kunihiro, Noritsugu; Fukai, Kazuyoshi