ACKNOWLEDGMENTS
The authors thank Manojkumar Patel (Novartis Healthcare PVT Ltd) for providing medical writing support, which was funded by Novartis Pharmaceutical Corporation in accordance with Good Publication Practice (GPP3) guidelines (http://www.ismpp.org/gpp3). We thank Dr. Felix Huth, Novartis Institute of Biomedical Research, for providing the in vitro data.