Robert M. Freedom

18.4k total citations · 1 hit paper
318 papers, 12.3k citations indexed

About

Robert M. Freedom is a scholar working on Epidemiology, Pulmonary and Respiratory Medicine and Surgery. According to data from OpenAlex, Robert M. Freedom has authored 318 papers receiving a total of 12.3k indexed citations (citations by other indexed papers that have themselves been cited), including 252 papers in Epidemiology, 203 papers in Pulmonary and Respiratory Medicine and 159 papers in Surgery. Recurrent topics in Robert M. Freedom's work include Congenital Heart Disease Studies (247 papers), Coronary Artery Anomalies (62 papers) and Cardiac Structural Anomalies and Repair (56 papers). Robert M. Freedom is often cited by papers focused on Congenital Heart Disease Studies (247 papers), Coronary Artery Anomalies (62 papers) and Cardiac Structural Anomalies and Repair (56 papers). Robert M. Freedom collaborates with scholars based in Canada, United States and United Kingdom. Robert M. Freedom's co-authors include Lee Benson, William G. Williams, Brian W. McCrindle, Richard D. Rowe, George A. Trusler, Jeffrey F. Smallhorn, David Nykanen, Patricia E. Burrows, John G. Coles and C.A.F. Möes and has published in prestigious journals such as New England Journal of Medicine, Circulation and Journal of the American College of Cardiology.

In The Last Decade

Robert M. Freedom

314 papers receiving 11.8k citations

Hit Papers

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What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Angiographic classification of the isolated, persistently patent ductus arteriosus and implications for percutaneous catheter occlusion

1989 476 citations Lee Benson, Robert M. Freedom et al. The American Journal of Cardiology profile →

Peers

Countries citing papers authored by Robert M. Freedom

Since Specialization

Citations

This map shows the geographic impact of Robert M. Freedom's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Robert M. Freedom with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Robert M. Freedom more than expected).

Fields of papers citing papers by Robert M. Freedom

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Robert M. Freedom. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Robert M. Freedom. The network helps show where Robert M. Freedom may publish in the future.

Co-authorship network of co-authors of Robert M. Freedom

This figure shows the co-authorship network connecting the top 25 collaborators of Robert M. Freedom. A scholar is included among the top collaborators of Robert M. Freedom based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Robert M. Freedom. Robert M. Freedom is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Solitary arterial trunk with absence of the ascending aorta: Embryologic considerations 2002 ·Journal of Thoracic and Cardiovascular Surgery ·Alejandro Peirone, Lisa K. Hornberger, Shi‐Joon Yoo, Glen S. Van Arsdell, Robert M. Freedom	0
2	Physiological impact and transcatheter treatment of the persisting left superior caval vein 2002 ·Cardiology in the Young ·Kalyani R. Trivedi, Robert M. Freedom, Shi‐Joon Yoo, Brian W. McCrindle, Lee Benson	6
3	Comparison of two transcatheter closure methods of persistently patent arterial duct 2001 ·The American Journal of Cardiology ·Henri Justino, Robert Justo, Caroline Ovaert, Alan Magee, Kyong‐Jin Lee, Aijaz Hashmi, David Nykanen, Brian W. McCrindle, Robert M. Freedom, Lee Benson	8
4	Influence of perioperative factors on outcomes in children younger than 18 months after repair of tetralogy of Fallot 2000 ·The Annals of Thoracic Surgery ·Umesh Dyamenahalli, Brian W. McCrindle, Geoffrey Barker, William G. Williams, Robert M. Freedom, Desmond Bohn	16
5	Direct neonatal ventriculo-arterial connections (REV): early results and future implications 1999 ·The Annals of Thoracic Surgery ·Michael D. Black, Vinayak Shukla, Robert M. Freedom	4
6	Mortality in potential arterial switch candidates with transposition of the great arteries 1998 ·Journal of the American College of Cardiology ·Jarupim Soongswang, Ian Adatia, (unknown), Jeffrey F. Smallhorn, William G. Williams, Robert M. Freedom	81
7	Congenital heart disease : textbook of angiocardiography 1997 ·Robert M. Freedom	93
8	Risk factors for atrial tachyarrhythmias after the fontan operation 1994 ·Journal of the American College of Cardiology ·Mark Gelatt, Robert M. Hamilton, Brian W. McCrindle, Robert M. Gow, William G. Williams, George A. Trusler, Robert M. Freedom	183
9	Transcatheter patent ductus arteriosus occlusion: Application in the small child 1994 ·Journal of the American College of Cardiology ·David Nykanen, Alison Hayes, Lee Benson, Robert M. Freedom	45
10	Outcomes in neonatal pulmonary atresia with intact ventricular septum A multiinstitutional study 1993 ·Journal of Thoracic and Cardiovascular Surgery ·Frank L. Hanley, Robert M. Sade, Eugene H. Blackstone, John W. Kirklin, Robert M. Freedom, Navin C. Nanda	226
11	Influence of ventricular morphology on diastolic filling performance in double-inlet ventricle after the fontan procedure 1993 ·Journal of the American College of Cardiology ·Teiji Akagi, Lee Benson, David L. Gilday, (unknown), Maria Green, William G. Williams, Robert M. Freedom	30
12	Outcomes in critically ill neonates with pulmonary stenosis and intact ventricular septum: A multiinstitutional study 1993 ·Journal of the American College of Cardiology ·Frank L. Hanley, Robert M. Sade, Robert M. Freedom, Eugene H. Blackstone, John W. Kirklin	52
13	Results of the Fontan procedure for patients with univentricular heart 1991 ·The Annals of Thoracic Surgery ·Amram J. Cohen, David C. Cleveland, John D. Dyck, (unknown), Jeffrey Smallhorn, Robert M. Freedom, George A. Trusler, John G. Coles, (unknown), Ivan M. Rebeyka, William G. Williams	20
14	A wire technique to cross the congenitally stenotic aortic valve 1989 ·Catheterization and Cardiovascular Diagnosis ·Ian Adatia, Lee Benson, Robert M. Freedom	1
15	Pulsed Doppler echocardiography in the preoperative evaluation of total anomalous pulmonary venous connection 1986 ·Journal of the American College of Cardiology ·Jeffrey F. Smallhorn, Robert M. Freedom	44
16	Palliative right ventricular outflow tract construction for patients with pulmonary atresia, ventricular septal defect, and hypoplastic pulmonary arteries 1983 ·Journal of Thoracic and Cardiovascular Surgery ·Robert M. Freedom, Giacomo Pongiglione, William G. Williams, George A. Trusler, Richard D. Rowe	31
17	A possible primidone embryopathy 1979 ·The Journal of Pediatrics ·Noreen L. Rudd, Robert M. Freedom	43
18	Morphological and topographical variations of the outlet chamber in complex congenital heart disease: An angiocardiographic study 1978 ·Catheterization and Cardiovascular Diagnosis ·Robert M. Freedom, Richard D. Rowe	23
19	Aortic atresia with normal left ventricle distinctive angiocardiographic findings 1977 ·Catheterization and Cardiovascular Diagnosis ·Robert M. Freedom, J A Culham, Richard D. Rowe	11
20	The asplenia syndrome: A review of significant extracardiac structural abnormalities in 29 necropsied patients 1972 ·The Journal of Pediatrics ·Robert M. Freedom	53

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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