Article History
Received: 17 May 2019
Accepted: 17 May 2019
First Online: 29 May 2019
Compliance with ethical standards
:
: Alexandra Calmy has received travel grants from Gilead and unrestricted educational grants from Gilead, ViiV, MSD, and AbbVie. Emmanuel Biver and Christian Meier declare that they have no conflict of interest.
Free to read: This content has been made available to all.