1 Subjects: “...Double-Blind Method...”

2 Subjects: “...Double-Blind Method...”

3 “... and double blinding, specifically in relation to subjective outcomes, and for selective outcome reporting...”

4 “... was similar, and (4) studies were double-blinded randomized controlled trials of low or medium risk of bias...”

5 “... was similar, and (4) studies were double-blinded randomized controlled trials of low or medium risk of bias...”