This is a "connection" page, showing publications co-authored by Barbara Nicklas and Donald Penzien.
Irby MB, Bond DS, Lipton RB, Nicklas B, Houle TT, Penzien DB. Aerobic Exercise for Reducing Migraine Burden: Mechanisms, Markers, and Models of Change Processes. Headache. 2016 Feb; 56(2):357-69.
The connection strength for concepts is the sum of the scores for each matching publication.
Publication scores are based on many factors, including how long ago they were written and whether the person is a first or senior author.