{Reference Type}: Letter {Title}: A cross-sectional study of erythromelalgia in patients with pachyonychia congenita. {Author}: McCarthy RL;Schwartz J;Oldham J;Bodemer C;Greco C;Hovnanian A;Hansen CD;O'Toole EA; {Journal}: Br J Dermatol {Volume}: 191 {Issue}: 2 {Year}: 2024 Jul 16 {Factor}: 11.113 {DOI}: 10.1093/bjd/ljae143