Text and Data Mining valid from 2018-07-25
Received: 9 August 2017
Accepted: 11 June 2018
First Online: 25 July 2018
: These authors have shares in GlaxoSmithKline: P.G.W., S.D., T.J.M., K.D.R., S.C., R.L., S.G., M.Bo., H.P., P.C., G.D., D.G., S.G.-D. and J.M.F. The other authors declare no competing interests.