28. The ABCDs Still Work ...Except for the D - Masking Everyone for COVID: Does it Work? - Masks Prevent Passage of Virus - 50% TCA for Idiopathic Guttate Hypomelanosis - Acetophenone Azide: An Emer

The ABCDs Still Work - ...Except for the D - Masking Everyone for COVID: Does it Work? - Masks Prevent Passage of Virus - 50% TCA for Idiopathic Guttate Hypomelanosis - Acetophenone Azide: An Emerging Shin Allergen - IgG4-Related Disease www.dermaspherepodcast.com Luke and Michelle report no conflicts of interest.