. 2015 Apr 1;4(2):48–53. doi: 10.12860/jnp.2015.10
© 2015 The Author(s)
Published by Society of Diabetic Nephropathy Prevention. This is an open-access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 1 .
Study flow chart according to CONSORT 2010