Ultrasonography findings in knee osteoarthritis: a prospective observational cross-sectional study of 100 patients - Abicalaf, Claudia Andreia Rabay Pimentel; Nakada, Leticia Naomi; Santos, Felipe Ricardo Aquino dos; Akiho, Ichiro; Santos, Artur Cesar Aquino dos; Imamura, Marta; Battistella, Linamara Rizzo (Scientific reports, 2021)