@article{b280a93f705145fe9be0a1c8c2678799,
title = "Behavioral-graded activity compared with usual care after first-time disk surgery: Considerations of the design of a randomized clinical trial [2] (multiple letters)",
author = "Feise, \{R. J.\} and Ostelo, \{R. W.J.G.\} and \{De Vet\}, \{H. C.W.\}",
year = "2001",
doi = "10.1067/mmt.2001.112007",
language = "English",
volume = "24",
pages = "67--68",
journal = "Journal of Manipulative and Physiological Therapeutics",
issn = "0161-4754",
publisher = "Elsevier Inc.",
number = "1",
}