GG carried out the data collation, curation, and quality assessment and drafted the manuscript.
JHD collected data from various sources, performed the assessment and drafted the manuscript.
MPH contributed to study design, coordinated the study, extracted data, performed quality and risk of bias assessments, analyzed data, and drafted the manuscript.
AS designed the audit assessment, supervised data analysis and drafted the manuscript.
CL implemented the trial protocol, managed the trial, performed blinded outcome assessment and data entry, and drafted the manuscript.
EvdG performed the selection of studies, quality assessment, data-extraction, interpreted the data and drafted the initial manuscript.
AS participated in the design of the study, recruited patients, performed the vascular assessments, conducted data analysis and drafted the manuscript.
GM carried out the EEG assessments, performed the data analysis and drafted the manuscript.
ORN conceived and designed the study, participated in acquisition of environmental data and exposure assessment, participated in planning data analyses and drafted the manuscript.
HBA performed quality assessment of data, data analysis, data preparation, and drafted manuscript.
