Approval by the University of Pennsylvania Institutional Review Board was obtained prior to the initiation of this retrospective chart review. All patients who were patch-tested between July 1 ...

For Each Dryer Ball: Add 2-5 drops (more can be added!) of essential oil to each wool dryer ball. This amount is usually sufficient to impart a pleasant fragrance to your laundry. How to use: Add ...

Background: Allergic and irritant contact dermatitis to food is likely underreported. Objectives: To characterize relevant allergens and irritants associated with food in patients referred to the ...