Funding for this research was provided by:
Received: 4 January 2018
Accepted: 26 March 2018
First Online: 10 April 2018
Compliance with ethical standards
: Gaurav Bajaj, Bing He, Tian Chen, Lili Zhu, Zhenhao Qi, and Bruce S. Fischer are employees and stockholders of Bristol-Myers Squibb. Sharath Poojary and Shashwati Basak are employees of Syngene International Ltd., which has business relationship with Bristol-Myers Squibb. Other authors declare no conflict of interest.
: This article does not contain any studies with animals performed by any of the authors. All procedures performed in this study 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.