Functional Index Questionnaire: structural validity study in Brazilian patients with anterior knee pain.Published in:Sao Paulo Medical Journal, 2025, v. 143, n. 5, p. 1, doi. 10.1590/1516-3180.2024.0153.R1.07032025By:Pontes-Silva, André;Dibai-Filho, Almir Vieira;Pires, Flávio de Oliveira;Girasol, Carlos Eduardo;Araujo, Gabriel Gardhel Costa;Leal, Plínio da Cunha;Arrais Junior, José Djalma;Fidelis-de-Paula-Gomes, Cid André;Cabido, Christian Emmanuel TorresPublication type:Article