Zafar Sajjad

47 papers and 286 indexed citations
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About

Zafar Sajjad is a scholar working on Pulmonary and Respiratory Medicine, Radiology, Nuclear Medicine and Imaging and Epidemiology. According to data from OpenAlex, Zafar Sajjad has authored 47 papers receiving a total of 286 indexed citations (citations by other indexed papers that have themselves been cited), including 16 papers in Pulmonary and Respiratory Medicine, 15 papers in Radiology, Nuclear Medicine and Imaging and 10 papers in Epidemiology. Recurrent topics in Zafar Sajjad’s work include Cerebrovascular and Carotid Artery Diseases (7 papers), MRI in cancer diagnosis (6 papers) and Acute Ischemic Stroke Management (6 papers). Zafar Sajjad is often cited by papers focused on Cerebrovascular and Carotid Artery Diseases (7 papers), MRI in cancer diagnosis (6 papers) and Acute Ischemic Stroke Management (6 papers). Zafar Sajjad collaborates with scholars based in Pakistan, Kenya and United States. Zafar Sajjad's co-authors include Nosheen Fatima, Maseeh uz Zaman, Muhammad Azeemuddin, Imrana Masroor, Aamir Omair, Ayeesha Kamran Kamal, Avinash Kambadakone, Vinit Baliyan, Arif Ali and Hamed Kordbacheh and has published in prestigious journals such as Clinical Infectious Diseases, Stroke and BMJ Open.

In The Last Decade

Co-authorship network of co-authors of Zafar Sajjad

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

Fields of papers citing papers by Zafar Sajjad

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Countries citing papers authored by Zafar Sajjad

Since Specialization
Citations

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

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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2026