%0 Letter %T Pinhead papules on a chin plaque in three children. %A Secco LP %A Pallure V %A Delfour C %A Durand L %A Bessis D %J Ann Dermatol Venereol %V 0 %N 0 %D Sep 2021 16 %M 34538650 %F 0.934 %R 10.1016/j.annder.2021.07.005 %X