. 2016 Nov;144(5):712–717. doi: 10.4103/ijmr.IJMR_551_15
Copyright: © 2017 Indian Journal of Medical Research
This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0 License, which allows others to remix, tweak, and build upon the work non-commercially, as long as the author is credited and the new creations are licensed under the identical terms.
Figure.
Flow chart showing the design of the study.