This page shows the publications Ryan Callahan has written about Cohort Studies.
Impact of a Composite Valved RV-PA Graft After Stage 1 Palliation. Ann Thorac Surg. 2018 11; 106(5):1452-1459.
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.