. 2019 Apr 1;2019:3497136. doi: 10.1155/2019/3497136
Copyright © 2019 Anuj Jain and Saumya Taneja.
This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 1.
Flow diagram of study selection process.