Nickel Sensitization: Which Came First – Piercing or Orthodontic Appliances? 
 Should I Patch Test Children to Nickel?
 Intratubal Implants Can Induce Systemic Contact Dermatitis
Nickel Sensitization: Which Came First – Piercing or Orthodontic Appliances? 
 Should I Patch Test Children to Nickel?
 Intratubal Implants Can Induce Systemic Contact Dermatitis