Text and Data Mining valid from 2019-02-12
Received: 17 September 2018
Accepted: 21 January 2019
First Online: 12 February 2019
Compliance with ethical standards
: ERW has received research funding from Pfizer Inc. AP and IR have nothing to disclose.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. For this type of study, formal consent is not required. This article does not contain any studies with animals performed by any of the authors. This study was designated nonhuman research by the institutional review board at our institution.