The New It Allergy: Propylene Glycol 
 Piercing Issues: Metal Sensitivity
 Corticosteroid Markers: Part I. Tixocortol-21-Pivalate
The New It Allergy: Propylene Glycol 
 Piercing Issues: Metal Sensitivity
 Corticosteroid Markers: Part I. Tixocortol-21-Pivalate