{Reference Type}: Journal Article {Title}: Association of perioral dermatitis with facial mask usage during the COVID-19 pandemic: A retrospective study. {Author}: Nahm WJ;Nagler AR;Milam EC; {Journal}: JAAD Int {Volume}: 10 {Issue}: 0 {Year}: Mar 2023 暂无{DOI}: 10.1016/j.jdin.2022.12.001 {Abstract}: