All authors participated in the design of the study, helped to interpret findings, helped draft the manuscript.
KDM developed the core technology, reviewed the study design and data, helped interpret results and helped prepare the manuscript.
He mouths the words he interpret, to help lip-readers, and whispers them as well.
LST advised on the Excel programming, helped interpret the results, and helped draft the manuscript.
ØK contributed to the study conception and design, helped interpret the data, and helped draft the manuscript.
D.C.R. supervised the studies, helped design and interpret experiments and helped write the paper with G.G.
XL: interpreted data, helped to correct the manuscript.
GCF designed the study, analysed and interpreted data, helped to draft, revised and approved the manuscript.
DMM-conceived of the study, participated in the design/coordination of the study, interpreted data, helped draft/revise the manuscript.
PH helped to interpret the analyses and helped draft and revise the manuscript.
