Zachary M. Callahan

20 papers and 211 indexed citations i.

About

Zachary M. Callahan is a scholar working on Surgery, Gastroenterology and Speech and Hearing. According to data from OpenAlex, Zachary M. Callahan has authored 20 papers receiving a total of 211 indexed citations (citations by other indexed papers that have themselves been cited), including 19 papers in Surgery, 9 papers in Gastroenterology and 7 papers in Speech and Hearing. Recurrent topics in Zachary M. Callahan’s work include Esophageal and GI Pathology (12 papers), Gastroesophageal reflux and treatments (8 papers) and Dysphagia Assessment and Management (7 papers). Zachary M. Callahan is often cited by papers focused on Esophageal and GI Pathology (12 papers), Gastroesophageal reflux and treatments (8 papers) and Dysphagia Assessment and Management (7 papers). Zachary M. Callahan collaborates with scholars based in United States, Japan and Italy. Zachary M. Callahan's co-authors include Kristine Kuchta, Michael Ujiki, Bailey Su, Stephanie Novak, JoAnn Carbray, John G. Linn, Stephen P. Haggerty, Woody Denham, Tetsuya Nakazato and Harry J. Wong and has published in prestigious journals such as The American Journal of Surgery, Journal of the American College of Surgeons and Surgery.

In The Last Decade

Co-authorship network of co-authors of Zachary M. Callahan i

Fields of papers citing papers by Zachary M. Callahan

Since Specialization
EngineeringComputer SciencePhysics and AstronomyMathematicsEarth and Planetary SciencesEnergyEnvironmental ScienceMaterials ScienceChemical EngineeringChemistryAgricultural and Biological SciencesVeterinaryDecision SciencesArts and HumanitiesBusiness, Management and AccountingSocial SciencesPsychologyEconomics, Econometrics and FinanceHealth ProfessionsDentistryMedicineBiochemistry, Genetics and Molecular BiologyNeuroscienceNursingImmunology and MicrobiologyPharmacology, Toxicology and Pharmaceutics

This network shows the specialization of papers citing the papers produced by Zachary M. Callahan. Nodes represent fields, and links connect fields that are likely to share authors. The network helps show where Zachary M. Callahan may publish in the future.

Countries citing papers authored by Zachary M. Callahan

Since Specialization
Citations

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

Rankless by CCL
2025