Koji Toshima

2.7k total citations · 1 hit paper
13 papers, 2.0k citations indexed

About

Koji Toshima is a scholar working on Endocrinology, Diabetes and Metabolism, Surgery and Epidemiology. According to data from OpenAlex, Koji Toshima has authored 13 papers receiving a total of 2.0k indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Endocrinology, Diabetes and Metabolism, 6 papers in Surgery and 4 papers in Epidemiology. Recurrent topics in Koji Toshima's work include Thyroid Cancer Diagnosis and Treatment (8 papers), Thyroid Disorders and Treatments (7 papers) and Neuroendocrine Tumor Research Advances (4 papers). Koji Toshima is often cited by papers focused on Thyroid Cancer Diagnosis and Treatment (8 papers), Thyroid Disorders and Treatments (7 papers) and Neuroendocrine Tumor Research Advances (4 papers). Koji Toshima collaborates with scholars based in Japan, United States and Germany. Koji Toshima's co-authors include Helen Donis-Keller, Samuel A. Wells, David Chi, Paul J. Goodfellow, Katrin M. Carlson, Jeffrey F. Moley, Shenshen Dou, Terry C. Lairmore, James R. Howe and N J Scavarda and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Annals of Surgery and Human Molecular Genetics.

In The Last Decade

Koji Toshima

13 papers receiving 1.9k 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.

Mutations in the RET proto-oncogene are associated with MEN 2A and FMTC

1993 966 citations Helen Donis-Keller, Shenshen Dou et al. Human Molecular Genetics profile →

Peers

Countries citing papers authored by Koji Toshima

Since Specialization

Citations

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

Fields of papers citing papers by Koji Toshima

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Koji Toshima

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

All Works

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13 of 13 papers shown

#	Work	Indexed citations
1	RADIO-GUIDED PARATHYROIDECTOMY FOR PRIMARY HYPERPARATHYROIDISM-REPORT OF TWO CASES- 2000 ·Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association) ·Wataru Kitagawa, Kazuo Shimizu, Haruki Akasu, Koji Toshima, Shigeo Tanaka	1
2	Predictive DNA Testing and Prophylactic Thyroidectomy in Patients at Risk for Multiple Endocrine Neoplasia Type 2A 1994 ·Annals of Surgery ·Samuel A. Wells, Doina David, Koji Toshima, Louis P. Dehner, Cheryl M. Coffin, S. Bruce Dowton, Jennifer Ivanovich, (unknown), William G. Dilley, Jeffrey F. Moley, Jeffrey A. Norton, Helen Donis-Keller	303
3	Predictive testing for multiple endocrine neoplasia type 2A (MEN 2A) based on the detection of mutations in the RET protooncogene. 1994 ·PubMed ·(unknown), Koji Toshima, Helen Donis-Keller, Wells Sa	24
4	Single missense mutation in the tyrosine kinasecatalytic domain of the RET protooncogene is associated with multiple endocrineneoplasia type 2B. 1994 ·Proceedings of the National Academy of Sciences ·Katrin M. Carlson, Shuo‐Xing Dou, David Chi, N J Scavarda, Koji Toshima, Charles E. Jackson, Samuel A. Wells, Paul J. Goodfellow, Helen Donis-Keller	444
5	Three dinucleotide repeat polymorphisms closely linked to the RET protooncogene D10S1098, D10S1099 and D10S1100 1994 ·Human Molecular Genetics ·(unknown), Shenshen Dou, Koji Toshima, David Chi, (unknown)	5
6	Mutations in the RET proto-oncogene are associated with MEN 2A and FMTC breakdown → 1993 ·Human Molecular Genetics ·Helen Donis-Keller, Shenshen Dou, David Chi, Katrin M. Carlson, Koji Toshima, Terry C. Lairmore, James R. Howe, Jeffrey F. Moley, Paul J. Goodfellow, Samuel A. Wells	966
7	[Outcome of surgical treatment for Graves's disease and a correlation between its clinical course and values of TSH receptor antibodies (TRAb)]. 1993 ·PubMed ·Kiminori Sugino, (unknown), Koji Toshima, Osamu Ozaki, Ito K	3
8	Follow-up evaluation of patients with Graves’ disease treated by subtotal thyroidectomy and risk factor analysis for postoperative thyroid dysfunction 1993 ·Journal of Endocrinological Investigation ·Kiminori Sugino, Takeshi Mimura, Koji Toshima, Hiroshi Iwabuchi, Yutaka Kitamura, Michikazu Kawano, Osamu Ozaki, Kunihiko Ito	31
9	Cases of Graves' Disease with Falsely High TSH Values due to Interfering Substances which Cross-link with Mouse Monoclonal Antibodies in the TSH Assay Kits 1993 ·Folia Endocrinologica Japonica ·Koji Toshima, Naoko Momotani, Kazuo Shimizu, (unknown), (unknown), Hiroshi Yoshimura, Naofumi Ishikawa, Kunihiko Ito, Tasuku Shoji	2
10	Solid cell nests of the thyroid gland: Precursor of mucoepidermoid carcinoma? 1992 ·World Journal of Surgery ·Osamu Ozaki, Kunihiko Ito, Kiminori Sugino, (unknown), Tomoyuki Yamashita, Koji Toshima	14
11	Treatment of cystic lesions of the thyroid by ethanol instillation 1992 ·World Journal of Surgery ·(unknown), Osamu Ozaki, Kiminori Sugino, Tomoyuki Yamashita, Koji Toshima, Kunihiko Ito, Tanekazu Harada	61
12	Solid cell nests of the thyroid gland 1991 ·Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin ·Osamu Ozaki, Kunihiko Ito, Kiminori Sugino, (unknown), Tomoyuki Yamashita, Koji Toshima, Yasuhiro Hosoda	13
13	Thyroid carcinoma in Graves' disease 1990 ·World Journal of Surgery ·Osamu Ozaki, Kunihiko Ito, Kaoru Kobayashi, Koji Toshima, Hiroyuki Iwasaki, Tohru Yashiro	95

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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