APA

Ostelo R. W. J. G., de Vet H. C. W., Vlaeyen J. W. S., Kerckhoffs M. R., Berfelo W. M., Wolters P. M. J. C. & van den Brandt P. A. (20050511). Behavioral graded activity following first-time lumbar disc surgery: 1-year results of a randomized clinical trial. : Spine.

Chicago

Ostelo Raymond W J G, de Vet Henrica C W, Vlaeyen Johan W S, Kerckhoffs Maria R, Berfelo Willem M, Wolters Pieter M J C and van den Brandt Piet A. 20050511. Behavioral graded activity following first-time lumbar disc surgery: 1-year results of a randomized clinical trial. : Spine.

Harvard

Ostelo R. W. J. G., de Vet H. C. W., Vlaeyen J. W. S., Kerckhoffs M. R., Berfelo W. M., Wolters P. M. J. C. and van den Brandt P. A. (20050511). Behavioral graded activity following first-time lumbar disc surgery: 1-year results of a randomized clinical trial. : Spine.

MLA

Ostelo Raymond W J G, de Vet Henrica C W, Vlaeyen Johan W S, Kerckhoffs Maria R, Berfelo Willem M, Wolters Pieter M J C and van den Brandt Piet A. Behavioral graded activity following first-time lumbar disc surgery: 1-year results of a randomized clinical trial. : Spine. 20050511.