Haan, Erik-Jan A.
Terwee, Caroline B.
Van Wier, Marieke F.
Willigenburg, Nienke W.
Van Deurzen, Derek F. P.
Pisters, Martijn F.
Kaat, Aaron J.
Roorda, Leo D. http://orcid.org/0000-0001-9348-5390
Article History
Accepted: 5 December 2019
First Online: 1 January 2020
Compliance with ethical standards
:
: The authors, their immediate family, and any research foundation with which they are affiliated did not receive any financial payments or other benefits from any commercial entity related to the subject of this article. Dr. D.F.P. van Deurzen reports research funding by Wright Medical, not related to this work. Dr. C.B. Terwee reports to be president of the (non-profit) PROMIS Health Organization. Each author signed a conflict of interest disclosure form.