Received: 28 August 2018
Accepted: 22 April 2019
First Online: 16 May 2019
Ethics approval and consent to participate
: The secondary data source used for the analysis meets all of the US Health Insurance Portability and Accountability Act (HIPAA) compliance standards, ensuring patient anonymity. As such, approval from an institutional review board was not necessary.
: Not applicable.
: AKF, JK, SE and GH are employees of IQVIA. AG and MB are employees of Bayer AG.
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