A Randomized Controlled Trial: Photodynamic Treatment for the Therapy of Premalignant Mucosal Oral Lesions.
Allocation: Randomized, Endpoint Classification: Safety/Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Caregiver), Primary Purpose: Treatment
Changes in percent (%) of the initial area in mm2 assessed on recall appointment and by a blinded examiner on photographs with a caliper.
each treatment average once a week, recall after 4 weeks
Georg Watzek, Prof.
Medical University Vienna