Author contribution
Contribution: U.K., J.G., W.E.B., and C.S. conceived and designed the study; U.K., W.E.B., M.H., R.P., T.B., B.S., M.B., K.S., L.A., J.-H.M., H.S., G.L., and C.S. recruited and managed patients; A.F.B., R.K., J.G., T.K., T.B.-B., U.K., and C.S. analyzed the data; A.F.B., R.K, U.K., and C.S. wrote the manuscript; all authors participated in data interpretation, reviewed and revised the manuscript, and approved the final manuscript. The authors meet criteria for authorship as recommended by the International Committee of Medical Journal Editors (ICMJE).