Ann Harper

5.6k total citations · 2 hit papers
38 papers, 4.2k citations indexed

About

Ann Harper is a scholar working on Surgery, Hepatology and Epidemiology. According to data from OpenAlex, Ann Harper has authored 38 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 28 papers in Surgery, 25 papers in Hepatology and 20 papers in Epidemiology. Recurrent topics in Ann Harper's work include Organ Transplantation Techniques and Outcomes (28 papers), Liver Disease and Transplantation (24 papers) and Liver Disease Diagnosis and Treatment (19 papers). Ann Harper is often cited by papers focused on Organ Transplantation Techniques and Outcomes (28 papers), Liver Disease and Transplantation (24 papers) and Liver Disease Diagnosis and Treatment (19 papers). Ann Harper collaborates with scholars based in United States, India and United Kingdom. Ann Harper's co-authors include Richard B. Freeman, Erick Edwards, Robert M. Merion, Russell H. Wiesner, John R. Lake, Robert A. Wolfe, W. Ray Kim, Patrick S. Kamath, Walter K. Kremers and Ruud A. F. Krom and has published in prestigious journals such as Gastroenterology, Hepatology and Obstetrics and Gynecology.

In The Last Decade

Ann Harper

35 papers receiving 4.2k 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.

Model for end-stage liver disease (MELD) and allocation of donor livers

2003 1.9k citations Russell H. Wiesner, Erick Edwards et al. Gastroenterology profile →
The new liver allocation system: Moving toward evidence-based transplantation policy

2002 546 citations Richard B. Freeman, Russell H. Wiesner et al. Liver Transplantation profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ann Harper United States	19	3.8k	2.9k	2.6k	273	202	38	4.2k
Erick Edwards United States	13	4.0k 1.1×	3.2k 1.1×	2.5k 1.0×	271 1.0×	159 0.8×	14	4.7k
Rolland E. Dickson United States	30	6.0k 1.6×	5.0k 1.7×	3.0k 1.2×	228 0.8×	152 0.8×	43	7.2k
Vinay Sundaram United States	33	2.3k 0.6×	2.2k 0.8×	1.4k 0.6×	132 0.5×	121 0.6×	133	3.7k
Joseph J. Larson United States	35	1.6k 0.4×	2.3k 0.8×	1.4k 0.6×	162 0.6×	211 1.0×	104	4.0k
Kimberly A. Forde United States	31	1.3k 0.3×	1.2k 0.4×	917 0.4×	435 1.6×	212 1.0×	101	2.6k
James O’Beirne United Kingdom	36	4.1k 1.1×	3.3k 1.1×	1.8k 0.7×	332 1.2×	71 0.4×	153	5.8k
Pieter C. J. ter Borg Netherlands	8	2.2k 0.6×	1.9k 0.7×	1.3k 0.5×	67 0.2×	44 0.2×	15	2.6k
Benedict Maliakkal United States	26	2.1k 0.6×	1.7k 0.6×	865 0.3×	74 0.3×	57 0.3×	90	2.6k
Craig J. Peine United States	12	2.1k 0.6×	2.0k 0.7×	1.4k 0.6×	67 0.2×	64 0.3×	19	3.0k
Adrian J. Stanley United Kingdom	39	2.7k 0.7×	2.6k 0.9×	2.8k 1.1×	43 0.2×	56 0.3×	178	5.4k

Countries citing papers authored by Ann Harper

Since Specialization

Citations

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

Fields of papers citing papers by Ann Harper

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ann Harper. 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 Ann Harper. The network helps show where Ann Harper may publish in the future.

Co-authorship network of co-authors of Ann Harper

This figure shows the co-authorship network connecting the top 25 collaborators of Ann Harper. A scholar is included among the top collaborators of Ann Harper 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 Ann Harper. Ann Harper 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

Harper, Ann, et al.. (2025). Association Between Neighborhood Social Determinants of Health and Stillbirth. Obstetrics and Gynecology. 147(2). 139–147.

Wedd, Joel, Ann Harper, & Scott W. Biggins. (2013). MELD score, allocation, and distribution in the United States. Clinical Liver Disease. 2(4). 148–151. 20 indexed citations

Pomfret, Elizabeth A., Kenneth Washburn, Christoph Wald, et al.. (2009). Report of a national conference on liver allocation in patients with hepatocellular carcinoma in the United States. Liver Transplantation. 16(3). 262–278. 287 indexed citations

Pritsker, A. Alan B., David L. Martin, O. Patrick Daily, et al.. (2007). Organ transplantation policy evaluation (1995). Winter Simulation Conference. 10.

Salvalaggio, Paolo R., et al.. (2007). Hepatic Artery Thrombosis After Adult Living Donor Liver Transplantation: The Effect of Center Volume. Transplantation. 84(7). 926–928. 25 indexed citations

McDiarmid, Sue V., Robert M. Merion, Dawn M. Dykstra, & Ann Harper. (2007). Use of a pediatric end-stage liver disease score for deceased donor allocation: The United States experience. The Indian Journal of Pediatrics. 74(4). 387–392. 6 indexed citations

McDiarmid, Sue V., Nathan P. Goodrich, Ann Harper, & Robert M. Merion. (2007). Liver transplantation for status 1: The consequences of good intentions. Liver Transplantation. 13(5). 699–707. 22 indexed citations

Washburn, Kenneth, Ann Harper, Göran B. Klintmalm, John A. Goss, & Glenn A. Halff. (2006). Regional sharing for adult status 1 candidates: Reduction in waitlist mortality. Liver Transplantation. 12(3). 470–474. 15 indexed citations

Freeman, Richard B., Robert G. Gish, Ann Harper, et al.. (2006). Model for end-stage liver disease (MELD) exception guidelines: Results and recommendations from the MELD exception study group and conference (MESSAGE) for the approval of patients who need liver transplantation with diseases not considered by the standard MELD formula. Liver Transplantation. 12(Supplement 3). S128–S136. 126 indexed citations

10.

Freeman, Richard B., Ann Harper, & Erick B. Edwards. (2005). Liver transplantation outcomes under the model for end-stage liver disease and pediatric end-stage liver disease. Current Opinion in Organ Transplantation. 10(2). 90–94. 2 indexed citations

11.

Freeman, Richard B., Russell H. Wiesner, Erick Edwards, et al.. (2004). Results of the first year of the new liver allocation plan. Liver Transplantation. 10(1). 7–15. 341 indexed citations

12.

McDiarmid, Sue V., Robert M. Merion, Dawn M. Dykstra, & Ann Harper. (2004). Selection of pediatric candidates under the PELD system. Liver Transplantation. 10(Supplement 10). S23–S30. 71 indexed citations

13.

Sharma, Pratima, Vijayan Balan, Jose Luis Hernández‐Davó, et al.. (2004). Liver transplantation for hepatocellular carcinoma: The MELD impact. Liver Transplantation. 10(1). 36–41. 198 indexed citations

14.

Edwards, Erick & Ann Harper. (2004). Does MELD work for relisted candidates?†. Liver Transplantation. 10(Supplement 10). S10–S16. 23 indexed citations

15.

Kremers, Walter K., W. Ray Kim, Richard B. Freeman, et al.. (2004). MELD score as a predictor of pretransplant and posttransplant survival in OPTN/UNOS status 1 patients. Hepatology. 39(3). 764–769. 157 indexed citations

16.

Wiesner, Russell H., Erick Edwards, Richard B. Freeman, et al.. (2003). Model for end-stage liver disease (MELD) and allocation of donor livers. Gastroenterology. 124(1). 91–96. 1902 indexed citations breakdown →

17.

Schaffer, Randolph, Sanjay Kulkarni, Ann Harper, J. Michael Millis, & David Cronin. (2003). The sickest first? Disparities with model for end-stage liver disease-based organ allocation: One region’s experience. Liver Transplantation. 9(11). 1211–1215. 34 indexed citations

18.

Freeman, Richard B., Russell H. Wiesner, Ann Harper, et al.. (2002). The new liver allocation system: Moving toward evidence-based transplantation policy. Liver Transplantation. 8(9). 851–858. 546 indexed citations breakdown →

19.

Harper, Ann, Sarah Taranto, Erick B. Edwards, & O. Patrick Daily. (2000). Organ transplantation policies: an update on a successful simulation project: the Unos Liver Allocation Model. Winter Simulation Conference. 1955–1962. 14 indexed citations

20.

Harper, Ann, et al.. (1995). Specification and production of durable reinforced concrete. Transportation Research Record Journal of the Transportation Research Board. 3–10. 1 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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