Document is current

Article History

First Online: 12 August 2020

Compliance with Ethics Standards

:

: Dr. Wolf declares she has no conflict of interest. Dr. Montesi has received funding through her institution from United Therapeutics, Merck, and Promedior. She has received royalties from Wolters Kluwer for contributions to UpToDate.

: All reported studies/experiments with human subjects performed by the authors have been previously published and complied with all applicable ethical standards (including the Helsinki declaration and its amendments, institutional/national research committee standards, and international/national/institutional guidelines). This article does not contain any studies with animal subjects performed by any of the authors.