Effects of Low-Level Laser Therapy on Collagen Expression and Neutrophil Infiltrate in 5-Fluorouracil-Induced Oral Mucositis in Hamsters - Lopes, Nilza Nelly Fontana; Plapler, Hélio; Chavantes, Maria Cristina; Alves, Maria Teresa de Seixas; Lalla, Rajesh V; Yoshimura, Elisabeth Mateus; Silva, Marco Antonio Bastos da (Lasers in Surgery and Medicine, 2010)