PB conceived of the study, devised the study design, supervised the data collection, analysis and interpretation and contributed to versions of the manuscript.
CC wrote the original version of manuscript and contributed to statistical analyses.
AD worked on data collection and management, carried out the epidemiological analysis, prepared the figure and most of the tables, wrote the first version of the manuscript and contributed to all successive versions.
JJ contributed to the review of literature, reviewed the versions of the manuscript and contributed to the final version of the manuscript.
AA contributed to the review of literature, reviewed the versions of the manuscript and contributed to the final version of the manuscript.
MAR contributed to the review of literature, reviewed the versions of the manuscript and contributed to the final version of the manuscript.
JWP developed the original version of clinical vignettes, and contributed to the evaluation of back-translated Japanese version.
All authors have given approval to the final version of the manuscript and contributed equally.
Both authors drafted the different parts of the first version of this manuscript and contributed to revising and finalising this article.
