John L. Pennock

2.2k total citations · 1 hit paper
28 papers, 1.6k citations indexed

About

John L. Pennock is a scholar working on Surgery, Cardiology and Cardiovascular Medicine and Biomedical Engineering. According to data from OpenAlex, John L. Pennock has authored 28 papers receiving a total of 1.6k indexed citations (citations by other indexed papers that have themselves been cited), including 21 papers in Surgery, 14 papers in Cardiology and Cardiovascular Medicine and 11 papers in Biomedical Engineering. Recurrent topics in John L. Pennock's work include Mechanical Circulatory Support Devices (11 papers), Cardiac Structural Anomalies and Repair (10 papers) and Transplantation: Methods and Outcomes (9 papers). John L. Pennock is often cited by papers focused on Mechanical Circulatory Support Devices (11 papers), Cardiac Structural Anomalies and Repair (10 papers) and Transplantation: Methods and Outcomes (9 papers). John L. Pennock collaborates with scholars based in United States and India. John L. Pennock's co-authors include Norman E. Shumway, Edward B. Stinson, Philip E. Oyer, J. Wallwork, William S. Pierce, John A. Waldhausen, B A Reitz, Margaret E. Billingham, Sharon A. Hunt and Bruce A. Reitz 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

John L. Pennock

27 papers receiving 1.4k citations

Hit Papers

align trajectories

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.

Heart-Lung Transplantation

1982 558 citations J. Wallwork, John L. Pennock et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
John L. Pennock United States	17	1.2k	501	486	378	262	28	1.6k
A. Khaghani United Kingdom	23	1.0k 0.9×	487 1.0×	484 1.0×	459 1.2×	174 0.7×	82	1.5k
Hartmuth B. Bittner United States	22	965 0.8×	371 0.7×	381 0.8×	330 0.9×	172 0.7×	69	1.5k
John Dunning United Kingdom	24	1.0k 0.9×	707 1.4×	250 0.5×	846 2.2×	158 0.6×	88	2.0k
Martin Strüber Germany	23	1.2k 1.0×	457 0.9×	724 1.5×	264 0.7×	242 0.9×	62	1.6k
Michiel E. Erasmus Netherlands	26	1.4k 1.2×	377 0.8×	443 0.9×	401 1.1×	419 1.6×	108	1.9k
J Ninet France	24	731 0.6×	660 1.3×	203 0.4×	317 0.8×	82 0.3×	112	1.4k
Thorsten Wittwer Germany	24	1.2k 1.0×	592 1.2×	523 1.1×	405 1.1×	93 0.4×	87	1.8k
Ronny Gustafsson Sweden	22	1.8k 1.6×	384 0.8×	306 0.6×	562 1.5×	120 0.5×	40	2.2k
Jeremiah G. Allen United States	28	1.7k 1.5×	388 0.8×	906 1.9×	273 0.7×	519 2.0×	42	2.0k
Lower Rr United States	16	808 0.7×	461 0.9×	294 0.6×	75 0.2×	248 0.9×	52	1.1k

Countries citing papers authored by John L. Pennock

Since Specialization

Citations

This map shows the geographic impact of John L. Pennock'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 John L. Pennock with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites John L. Pennock more than expected).

Fields of papers citing papers by John L. Pennock

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John L. Pennock. 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 John L. Pennock. The network helps show where John L. Pennock may publish in the future.

Co-authorship network of co-authors of John L. Pennock

This figure shows the co-authorship network connecting the top 25 collaborators of John L. Pennock. A scholar is included among the top collaborators of John L. Pennock 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 John L. Pennock. John L. Pennock 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

Sinoway, Lawrence I., et al.. (1988). Delayed reversal of impaired vasodilation in congestive heart failure after heart transplantation. The American Journal of Cardiology. 61(13). 1076–1079. 89 indexed citations

Pae, Walter E., William S. Pierce, John L. Pennock, David B. Campbell, & John A. Waldhausen. (1987). Long-term results of ventricular assist pumping in postcardiotomy cardiogenic shock. Journal of Thoracic and Cardiovascular Surgery. 93(3). 434–441. 48 indexed citations

Magovern, James A., John L. Pennock, David B. Campbell, et al.. (1987). Aortic valve replacement and combined aortic valve replacement and coronary artery bypass grafting: Predicting high risk groups. Journal of the American College of Cardiology. 9(1). 38–43. 86 indexed citations

Gifford, Robert R.M., et al.. (1987). Thyroid hormone levels in heart and kidney cadaver donors.. PubMed. 5(3). 249–53. 26 indexed citations

Oaks, Timothy, et al.. (1987). Survival following rupture of a pancreatic abscess in a heart transplant recipient.. PubMed. 5(2). 148–53. 5 indexed citations

Pennock, John L., William S. Pierce, David B. Campbell, et al.. (1986). Mechanical support of the circulation followed by cardiac transplantation. Journal of Thoracic and Cardiovascular Surgery. 92(6). 994–1004. 36 indexed citations

Hensley, Frederick A., et al.. (1986). ANESTHETIC MANAGEMENT FOR CARDIAC TRANSPLANTATION IN NORTH AMERICA - 1986. Anesthesiology. 65(Supplement 3A). A20–A20. 2 indexed citations

Larach, David R., Frederick A. Hensley, Joan M. Ruffle, et al.. (1985). A RANDOMIZED STUDY OF DILTIAZEM WITHDRAWAL PRIOR TO CORONARY ARTERY BYPASS SURGERY. Anesthesiology. 63(Supplement). A23–A23. 1 indexed citations

Magovern, James A., John L. Pennock, David B. Campbell, William S. Pierce, & John A. Waldhausen. (1985). Risks of Mitral Valve Replacement and Mitral Valve Replacement with Coronary Artery Bypass. The Annals of Thoracic Surgery. 39(4). 346–352. 27 indexed citations

10.

Al‐Mondhiry, Hamid, William S. Pierce, & John L. Pennock. (1985). Platelet release in coronary heart disease: effect of antiplatelet drugs and coronary artery bypass graft.. PubMed. 105(3). 397–402. 4 indexed citations

11.

Pennock, John L., et al.. (1983). Survival and Complications Following Ventricular Assist Pumping for Cardiogenic Shock. Annals of Surgery. 198(4). 469–478. 68 indexed citations

12.

Pennock, John L., Philip E. Oyer, Bruce A. Reitz, et al.. (1982). Cardiac transplantation in perspective for the future. Journal of Thoracic and Cardiovascular Surgery. 83(2). 168–177. 149 indexed citations

13.

Reitz, Bruce A., John L. Pennock, & Norman E. Shumway. (1981). Simplified operative method for heart and lung transplantation. Journal of Surgical Research. 31(1). 1–5. 24 indexed citations

14.

Pennock, John L., Bruce A. Reitz, Charles P. Bieber, et al.. (1981). SURVIVAL OF PRIMATES FOLLOWING ORTHOTOPIC CARDIAC TRANSPLANTATION TREATED WITH TOTAL LYMPHOID IRRADIATION AND CHEMICAL IMMUNE SUPPRESSION. Transplantation. 32(6). 467–473. 32 indexed citations

15.

Reitz, Bruce A., Nelson A. Burton, Stuart W. Jamieson, et al.. (1980). Heart and lung transplantation. Journal of Thoracic and Cardiovascular Surgery. 80(3). 360–372. 83 indexed citations

16.

Pennock, John L., Walter E. Pae, G. A. Prophet, William S. Pierce, & John A. Waldhausen. (1977). Reduction of myocardial infarct volume: comparison between left atrial and left ventricular bypass.. Munich Personal RePEc Archive (Ludwig Maximilian University of Munich). 28. 288–90. 3 indexed citations

17.

Pennock, John L., William S. Pierce, & John A. Waldhausen. (1977). The management of the lungs during cardiopulmonary bypass.. PubMed. 145(6). 917–27. 12 indexed citations

18.

Pennock, John L., William S. Pierce, & John A. Waldhausen. (1976). Quantitative evaluation of left ventricular bypass in reducing myocardial ischemia.. PubMed. 79(5). 523–33. 36 indexed citations

19.

Pierce, William S., et al.. (1974). A new technique for insertion of a large-bore cannula into the left ventricle of the calf. Journal of Surgical Research. 17(4). 274–277.

20.

Pennock, John L.. (1974). Myocardial Oxygen Utilization During Left Heart Bypass. Archives of Surgery. 109(5). 635–635. 39 indexed citations

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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