Article History
Received: 18 February 2019
Accepted: 26 March 2019
First Online: 6 April 2019
Compliance of ethical standards
:
: Author KS has received research grants from the German Cancer Aid Foundation, awards from the Claudia-von-Schilling Foundation and Lilly Pharma Germany, as well as speaker and consulting honoraria from Pfizer Pharmaceuticals, BIC health insurance, Asklepios hospitals, and Adviva.
: This article does not contain any studies with human participants or animals performed by any of the authors.