Char Witmer

2.8k total citations · 1 hit paper
65 papers, 1.8k citations indexed

About

Char Witmer is a scholar working on Hematology, Internal Medicine and Cardiology and Cardiovascular Medicine. According to data from OpenAlex, Char Witmer has authored 65 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 41 papers in Hematology, 20 papers in Internal Medicine and 13 papers in Cardiology and Cardiovascular Medicine. Recurrent topics in Char Witmer's work include Blood Coagulation and Thrombosis Mechanisms (22 papers), Venous Thromboembolism Diagnosis and Management (20 papers) and Hemophilia Treatment and Research (14 papers). Char Witmer is often cited by papers focused on Blood Coagulation and Thrombosis Mechanisms (22 papers), Venous Thromboembolism Diagnosis and Management (20 papers) and Hemophilia Treatment and Research (14 papers). Char Witmer collaborates with scholars based in United States, Canada and Italy. Char Witmer's co-authors include Leslie Raffini, Yuan‐Shung Huang, Chris Feudtner, Guy Young, Catherine S. Manno, Sarah H. O’Brien, Samir S. Shah, Joseph Stanek, Clifford M. Takemoto and Roshni Kulkarni and has published in prestigious journals such as Circulation, Blood and PEDIATRICS.

In The Last Decade

Char Witmer

62 papers receiving 1.7k citations

Hit Papers

align trajectories sort by overperformance

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.

Dramatic Increase in Venous Thromboembolism in Children's Hospitals in the United States From 2001 to 2007

2009 580 citations Leslie Raffini, Yuan‐Shung Huang et al. profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Char Witmer	1.2k	699	339	317	295	65	1.8k
C. Heleen van Ommen	1.3k 1.1×	1.1k 1.6×	449 1.3×	539 1.7×	414 1.4×	89	2.0k
Janna M. Journeycake	1.3k 1.1×	941 1.3×	484 1.4×	542 1.7×	601 2.0×	70	2.3k
Leslie Raffini	1.7k 1.4×	1.3k 1.9×	588 1.7×	590 1.9×	653 2.2×	102	2.8k
Patricia Vegh	1.2k 1.0×	632 0.9×	404 1.2×	100 0.3×	316 1.1×	20	1.8k
Angelo Claudio Molinari	1.4k 1.1×	253 0.4×	119 0.4×	450 1.4×	310 1.1×	103	2.1k
M. Patricia Massicotte	745 0.6×	756 1.1×	413 1.2×	281 0.9×	364 1.2×	17	1.2k
Velma Marzinotto	1.5k 1.3×	1.4k 1.9×	875 2.6×	427 1.3×	591 2.0×	27	2.3k
Fadi Kayali	391 0.3×	1.2k 1.8×	598 1.8×	374 1.2×	383 1.3×	27	1.7k
Lisa Baumann Kreuziger	340 0.3×	1.1k 1.5×	708 2.1×	266 0.8×	568 1.9×	76	1.8k
H R Büller	380 0.3×	807 1.2×	538 1.6×	142 0.4×	342 1.2×	46	1.4k

Countries citing papers authored by Char Witmer

Since Specialization

Citations

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

Fields of papers citing papers by Char Witmer

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Char Witmer

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

Faerber, Jennifer, Constantine Mavroudis, Hilary Whitworth, et al.. (2024). Incidence, Management, and Outcomes of Pulmonary Embolism at Tertiary Pediatric Hospitals in the United States. JACC Advances. 3(4). 100895–100895. 1 indexed citations

Whitworth, Hilary, Lauren A. Beslow, Rebecca A. Hubbard, et al.. (2023). Outcomes in infants with unprovoked venous thromboembolism: A retrospective cohort study. Research and Practice in Thrombosis and Haemostasis. 7(4). 100174–100174.

Whitworth, Hilary, et al.. (2023). High rate of recurrent venous thromboembolism in children and adolescents with unprovoked venous thromboembolism. Journal of Thrombosis and Haemostasis. 21(1). 47–56. 10 indexed citations

O’Brien, Sarah H., Sherif M. Badawy, Seth J. Rotz, et al.. (2022). The ASH-ASPHO Choosing Wisely Campaign: 5 hematologic tests and treatments to question. Blood Advances. 6(2). 679–685. 6 indexed citations

O’Brien, Sarah H., Sherif M. Badawy, Seth J. Rotz, et al.. (2021). The ASH‐ASPHO Choosing Wisely Campaign: 5 hematologic tests and treatments to question. Pediatric Blood & Cancer. 68(8). e28967–e28967. 10 indexed citations

Blatz, Allison M., Kathleen Chiotos, Leslie Castelo‐Soccio, et al.. (2021). Cutaneous Findings in SARS-CoV-2-Associated Multisystem Inflammatory Disease in Children. Open Forum Infectious Diseases. 8(3). ofab074–ofab074. 9 indexed citations

Malec, Lynn, Dunlei Cheng, Char Witmer, et al.. (2020). The impact of extended half‐life factor concentrates on prophylaxis for severe hemophilia in the United States. American Journal of Hematology. 95(8). 960–965. 22 indexed citations

Witmer, Char, et al.. (2020). Utilization of an Electronic Medical Record–integrated Dashboard Improves Identification and Treatment of Anemia and Iron Deficiency in Pediatric Inflammatory Bowel Disease. Inflammatory Bowel Diseases. 27(9). 1409–1417. 11 indexed citations

Hall, Matt, et al.. (2019). Primary thromboprophylaxis in hospitalized children: A multi-center retrospective analysis. Thrombosis Research. 176. 1–7. 13 indexed citations

10.

Bride, Karen L., et al.. (2017). Utility of the immature platelet fraction in pediatric immune thrombocytopenia: Differentiating from bone marrow failure and predicting bleeding risk. Pediatric Blood & Cancer. 65(2). 27 indexed citations

11.

Raffini, Leslie, et al.. (2017). Children with CVC-VTE: A Very High Risk Group for Recurrent Thrombosis. Blood. 130. 1098. 3 indexed citations

12.

Witmer, Char & Clifford M. Takemoto. (2017). Pediatric Hospital Acquired Venous Thromboembolism. Frontiers in Pediatrics. 5. 198–198. 35 indexed citations

13.

Wong, Trisha E., Thuan Nguyen, Samir S. Shah, Thomas V. Brogan, & Char Witmer. (2016). Antithrombin Concentrate Use in Pediatric Extracorporeal Membrane Oxygenation: A Multicenter Cohort Study*. Pediatric Critical Care Medicine. 17(12). 1170–1178. 43 indexed citations

14.

Antun, Ana G., Paul E. Monahan, Marilyn J. Manco‐Johnson, et al.. (2015). Inhibitor recurrence after immune tolerance induction: a multicenter retrospective cohort study. Journal of Thrombosis and Haemostasis. 13(11). 1980–1988. 35 indexed citations

15.

Raffini, Leslie & Char Witmer. (2015). Pediatric transplantation: managing bleeding. Journal of Thrombosis and Haemostasis. 13. S362–S369. 8 indexed citations

16.

Malec, Lynn, Charity G. Moore, Carolyn M. Bennett, et al.. (2015). Validation Study of the Composite Score to Identify Von Willebrand Disease in Children. Journal of Pediatric Hematology/Oncology. 38(2). 139–142. 8 indexed citations

17.

Witmer, Char. (2013). Hematologic Manifestations of Systemic Disease (Including Iron Deficiency, Anemia of Inflammation and DIC). Pediatric Clinics of North America. 60(6). 1337–1348. 14 indexed citations

18.

Puetz, John, Char Witmer, Yuan‐Shung Huang, & Leslie Raffini. (2011). Widespread Use of Fresh Frozen Plasma in US Children’s Hospitals Despite Limited Evidence Demonstrating a Beneficial Effect. The Journal of Pediatrics. 160(2). 210–215.e1. 44 indexed citations

19.

Witmer, Char, Yuan‐Shung Huang, Kevin G. Lynch, Leslie Raffini, & Samir S. Shah. (2010). Off-Label Recombinant Factor VIIa Use and Thrombosis in Children: A Multi-Center Cohort Study. The Journal of Pediatrics. 158(5). 820–825.e1. 40 indexed citations

20.

Witmer, Char, Leslie Raffini, & Catherine S. Manno. (2007). Utility of computed tomography of the head following head trauma in boys with haemophilia. Haemophilia. 13(5). 560–566. 24 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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