Reply--About methodology of pre-/post-studies.
M Ali
MA
Aydin
Stephan
S
Willems
D005260:Female; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008297:Male; D019462:Syncope, Vasovagal / Q000517:prevention & control*; D014947:Wounds and Injuries / Q000517:prevention & control*