Close, Graeme L.
Kasper, Andreas M.
Morton, James P.
Article History
First Online: 22 January 2019
Compliance with Ethical Standards
:
: Graeme Close attended a meeting of the GSSI Expert Panel in October 2017 and received honoraria from the GSSI for his meeting participation and writing of this manuscript. Andreas Kasper and James Morton received no funding for the writing of this manuscript.
: Graeme Close, Andreas Kasper and James Morton declare that they have no conflicts of interest relevant to the content of this review.