Wulaningsih, Wahyu
Holmberg, Lars
Garmo, Hans
Malmstrom, Håkan
Lambe, Mats
Hammar, Niklas
Walldius, Göran
Jungner, Ingmar
Ng, Tony
Van Hemelrijck, Mieke
Article History
Received: 2 August 2015
Revised: 14 September 2015
Accepted: 18 September 2015
First Online: 15 October 2015
Competing interests
: Niklas Hammar is employed by AstraZeneca. However, the views expressed in this study are his own and not those of AstraZeneca. The remaining authors declare no conflict of interest.