This is a "connection" page, showing publications co-authored by Donald Hedeker and William Parker.
Geographic Variation in the Treatment of U.S. Adult Heart Transplant Candidates. J Am Coll Cardiol. 2018 04 24; 71(16):1715-1725.
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.