Cost-effectiveness of exercise therapy versus general practitioner care for osteoarthritis of the hip: design of a randomised clinical trial

por van Es, Pauline P, Luijsterburg, Pim AJ, Dekker, Joost, Koopmanschap, Marc A, Bohnen, Arthur M, Verhaar, Jan AN, Koes, Bart W, Bierma-Zeinstra, Sita MA
Publicado 2011