Erratum: Safety of radiofrequency treatment over human skin previously injected with medium-term injectable soft-tissue augmentation materials: A controlled pilot trial. - Alam, Murad; Levy, Ross; Pajvani, Urvi; Ramierez, James A.; Guitart, Joan; Veen, Heather; Gladstone, Hayes B. (Lasers in Surgery & Medicine, 2007)