James D. Polk

1.4k total citations · 1 hit paper
12 papers, 795 citations indexed

About

James D. Polk is a scholar working on Physiology, Aerospace Engineering and Surgery. According to data from OpenAlex, James D. Polk has authored 12 papers receiving a total of 795 indexed citations (citations by other indexed papers that have themselves been cited), including 8 papers in Physiology, 3 papers in Aerospace Engineering and 2 papers in Surgery. Recurrent topics in James D. Polk's work include Spaceflight effects on biology (8 papers), Space Exploration and Technology (2 papers) and Space Science and Extraterrestrial Life (2 papers). James D. Polk is often cited by papers focused on Spaceflight effects on biology (8 papers), Space Exploration and Technology (2 papers) and Space Science and Extraterrestrial Life (2 papers). James D. Polk collaborates with scholars based in United States, United Kingdom and Germany. James D. Polk's co-authors include Douglas R. Hamilton, Ashot E. Sargsyan, Larry A. Kramer, Joseph Dervay, Khader M. Hasan, Andrew G. Lee, C. Robert Gibson, Jung Bum Choi, Claudia Stern and William J. Tarver and has published in prestigious journals such as Radiology, Ophthalmology and Acta Astronautica.

In The Last Decade

James D. Polk

11 papers receiving 764 citations

Hit Papers

Optic Disc Edema, Globe Flattening, Choroidal Folds, and ... 2011 2026 2016 2021 2011 100 200 300 400
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.

  1. Optic Disc Edema, Globe Flattening, Choroidal Folds, and Hyperopic Shifts Observed in Astronauts after Long-duration Space Flight
    2011 460 citations Thomas H. Mader, C. Robert Gibson et al. Ophthalmology profile →

Peers

James D. Polk
Joseph Dervay United States
Claudia Stern Germany
Anastas F. Pass United States
William Lipsky United States
Jennifer Fogarty United States
Tyson Brunstetter United States
Duc Tran United States
Lonnie G. Petersen United States
C. Robert Gibson United States
Millennia Young United States
Joseph Dervay United States
James D. Polk
Citations per year, relative to James D. Polk James D. Polk (= 1×) peers Joseph Dervay

Countries citing papers authored by James D. Polk

Since Specialization
Citations

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

Fields of papers citing papers by James D. Polk

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by James D. Polk. 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 James D. Polk. The network helps show where James D. Polk may publish in the future.

Co-authorship network of co-authors of James D. Polk

This figure shows the co-authorship network connecting the top 25 collaborators of James D. Polk. A scholar is included among the top collaborators of James D. Polk 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 James D. Polk. James D. Polk is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

12 of 12 papers shown
1.
Meer, Elana, Alexandra J. Sinclair, Susan P. Mollan, et al.. (2025). Non invasive monitoring for spaceflight associated neuro ocular syndrome: responding to a need for In flight methodologies. npj Microgravity. 11(1). 61–61. 1 indexed citations
2.
Doarn, Charles R., et al.. (2021). A Framework for Multinational Medical Support for the International Space Station: A Model for Exploration. Aerospace Medicine and Human Performance. 92(2). 129–134. 6 indexed citations
3.
Schneider, Victor S., James D. Polk, Charles R. Doarn, et al.. (2016). Space Physiology and Medicine. DIAL (Catholic University of Leuven). 36 indexed citations
4.
Kramer, Larry A., Ashot E. Sargsyan, Khader M. Hasan, James D. Polk, & Douglas R. Hamilton. (2012). Orbital and Intracranial Effects of Microgravity: Findings at 3-T MR Imaging. Radiology. 263(3). 819–827. 141 indexed citations
5.
Mader, Thomas H., C. Robert Gibson, Anastas F. Pass, et al.. (2011). Optic Disc Edema, Globe Flattening, Choroidal Folds, and Hyperopic Shifts Observed in Astronauts after Long-duration Space Flight. Ophthalmology. 118(10). 2058–2069. 460 indexed citations breakdown →
6.
Polk, James D., J. Michael Duncan, Jeffrey R. Davis, et al.. (2009). The Skylab Medical Operations Project: Recommendations to Improve Crew Health and Performance for Future Exploration Missions. NASA STI Repository (National Aeronautics and Space Administration).
7.
Hamilton, Douglas R., et al.. (2008). Autonomous Medical Care for Exploration Class Space Missions. The Journal of Trauma: Injury, Infection, and Critical Care. 64(4). S354–S363. 26 indexed citations
8.
Campbell, Mark, John B. Charles, Joseph Dervay, et al.. (2008). Human Health and Performance for Long-Duration Spaceflight. Aviation Space and Environmental Medicine. 79(6). 629–635. 43 indexed citations
9.
Scheuring, Richard A., Jeffrey A. Jones, Joseph D. Novak, et al.. (2008). The Apollo Medical Operations Project: Recommendations to improve crew health and performance for future exploration missions and lunar surface operations. Acta Astronautica. 63(7-10). 980–987. 55 indexed citations
10.
Scheuring, Richard A., Jeffrey A. Jones, & James D. Polk. (2007). Human spaceflight health systems for the Constellation Project.. PubMed. 78(12). 1179–80. 1 indexed citations
11.
Polk, James D., et al.. (2004). Fetal evaluation for transport by ultrasound performed by air medical teams. Air Medical Journal. 23(4). 32–34. 13 indexed citations
12.
Smith, Charles E., et al.. (2002). Prehospital tracheal intubating conditions during rapid sequence intubation: Rocuronium versus vecuronium. Air Medical Journal. 21(1). 26–32. 13 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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