1 Subjects: “...Randomized Controlled Trials as Topic...”

2 “... controlled trials (RCTs) for pharmacologic drugs and devices for migraine prevention in visual web-based...”

3 “... Expert Panel members. We determined the study inclusion criteria as well as the risk-of-bias items a...”

4 “... Expert Panel members. We determined the study inclusion criteria as well as the risk-of-bias items a...”

5 “...Most studies did not report harms related to PGHD interventions; the relatively few harms reported...”