Influence of the exacerbation of patellofemoral pain on trunk kinematics and lower limb mechanics during stair negotiation - Briani, Ronaldo Valdir; Cannon, Jordan; Waiteman, Marina Cabral; Negrão Filho, Rúben de Faria; Magalhães, Fernando Henrique; Azevedo, Fábio Mícolis de (Gait & Posture, 2021)