Singh, Kailash
Kadesjö, Erik
Lindroos, Julia
Hjort, Marcus
Lundberg, Marcus
Espes, Daniel
Carlsson, Per-Ola
Sandler, Stellan
Thorvaldson, Lina
Article History
Received: 8 April 2015
Accepted: 7 July 2015
First Online: 30 July 2015
Competing interests
: The authors declare no competing financial interests.