Wirth, W.
Maschek, S.
Roemer, F.W.
Eckstein, F.
Article History
Received: 27 April 2016
Accepted: 9 September 2016
First Online: 27 September 2016
Competing interests
: W.W. is co-owner and has a part time employment with Chondrometrics GmbH (Ainring, Germany). S.M. is co-owner and has a part time employment with Chondrometrics GmbH. F.R. is chief medical officer and co-owner of Boston Imaging Core Lab (BICL). F.E. is CEO and co-owner of Chondrometrics GmbH. He provides consulting services to MerckSerono, Synarc and Servier, and has held educational lectures for Medtronic. He has received funding support (for studies not related to the current one) from Pfizer, Eli Lilly, Stryker, Novartis, MerckSerono, Glaxo Smith Kline, Wyeth, Centocor, Abbvie, Kolon, Synarc, Ampio, and Orthotrophix.