Penetration of topical steroids.
D002986:Clinical Trials as Topic; D003879:Dermatologic Agents / Q000008:administration & dosage; D004599:Electric Stimulation Therapy; D006801:Humans; D011239:Prednisolone / Q000008:administration & dosage*; D014464:Ultrasonic Therapy
D003879:Dermatologic Agents; D011239:Prednisolone