Whelan, Patrick
Levine, Laurence A.
Article History
Received: 22 June 2018
Revised: 31 December 2018
Accepted: 7 January 2019
First Online: 31 January 2019
Compliance with ethical standards
:
: Dr. Laurence Levine is a consultant for Coloplast and Boston Scientific. The remainiing author declares that he has no conflict of interest.