Text and Data Mining valid from 2016-06-01
Received: 25 April 2016
Accepted: 25 April 2016
First Online: 7 June 2016
: FH has received speaker’s fees from Servier. EE has previously been on advisory boards and/or received speaker's honoraria and/or research grants from Eli Lilly, Servier and H Lundbeck. The remaining author reports no conflict of interest.