{Reference Type}: Case Reports {Title}: A case of frog egg-like perifollicular allergic contact dermatitis due to hydroquinone. {Author}: Sano H;Aoki N;Sano S; {Journal}: Contact Dermatitis {Volume}: 88 {Issue}: 2 {Year}: 02 2023 {Factor}: 6.419 {DOI}: 10.1111/cod.14243 {Abstract}: