Maenhoudt, Wim
Hallaert, Giorgio
Kalala, Jean-Pierre
Baert, Edward
Dewaele, Frank
Bauters, Wouter
Van Roost, Dirk
Article History
Received: 24 July 2018
Accepted: 24 September 2018
First Online: 2 October 2018
Compliance with ethical standards
: Each patient signed an informed consent. Approval of the Ethics Committee of the hospital was obtained.
: The authors declare that they have no competing interests.