- Correspondence to Dr Anna-Clara Hollander, Department of Public Health Sciences, Tomtebodavägen 18 B, plan 9, Karolinska Institutet, S- 171 77 Stockholm, Sweden, firstname.lastname@example.org
- Received April 3, 2013
- Revised June 28, 2013
- Accepted July 2, 2013
- First published July 18, 2013.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.