. 2012 May 15;29(3):Doc46. doi: 10.3205/zma000816
Copyright © 2012 Peters-Klimm et al.
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by-nc-nd/3.0/deed.en). You are free to copy, distribute and transmit the work, provided the original author and source are credited.
Table 1. Features of the participating GPs (n=13).
