Single blind, randomized, controlled trial of a lightening product with and without iontophoresis versus tretinoin and vehicle for hyperpigmentation.
Wanner, Molly, Neil Houston, Emilia Javorsky, Minsheng Yuan, Maria Alora-Palli, and Alexa B Kimball. 2015. “Single Blind, Randomized, Controlled Trial of a Lightening Product With and Without Iontophoresis versus Tretinoin and Vehicle for Hyperpigmentation.”. Journal of Drugs in Dermatology : JDD 14 (1): 13-8.