. 2015 Sep 10;20(5):291–294. doi: 10.1097/MBP.0000000000000124
Copyright © 2015 Wolters Kluwer Health, Inc. All rights reserved.
This is an open-access article distributed under the terms of the Creative Commons Attribution-Non Commercial-No Derivatives License 4.0 (CCBY-NC-ND), where it is permissible to download and share the work provided it is properly cited. The work cannot be changed in any way or used commercially. http://creativecommons.org/licenses/by-nc-nd/4.0/.
Table 4.
Observer differences
