Tadashi Ishida

6.4k total citations · 1 hit paper
196 papers, 3.8k citations indexed

About

Tadashi Ishida is a scholar working on Epidemiology, Pulmonary and Respiratory Medicine and Infectious Diseases. According to data from OpenAlex, Tadashi Ishida has authored 196 papers receiving a total of 3.8k indexed citations (citations by other indexed papers that have themselves been cited), including 105 papers in Epidemiology, 77 papers in Pulmonary and Respiratory Medicine and 32 papers in Infectious Diseases. Recurrent topics in Tadashi Ishida's work include Pneumonia and Respiratory Infections (67 papers), Pneumocystis jirovecii pneumonia detection and treatment (30 papers) and Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis (26 papers). Tadashi Ishida is often cited by papers focused on Pneumonia and Respiratory Infections (67 papers), Pneumocystis jirovecii pneumonia detection and treatment (30 papers) and Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis (26 papers). Tadashi Ishida collaborates with scholars based in Japan, United States and Australia. Tadashi Ishida's co-authors include Machiko Arita, Akihiro Ito, Hiroshige Yoshioka, Tetsuo Shiohara, Yoko Kano, Hiromasa Tachibana, Isao Ito, Nobuo Hirotsu, Akira Watanabe and Akihiro Nishiyama and has published in prestigious journals such as New England Journal of Medicine, Journal of Clinical Oncology and SHILAP Revista de lepidopterología.

In The Last Decade

Tadashi Ishida

186 papers receiving 3.7k 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.

Baloxavir Marboxil for Uncomplicated Influenza in Adults and Adolescents

2018 595 citations Tadashi Ishida, Akira Watanabe et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Tadashi Ishida Japan	29	1.9k	1.3k	812	469	378	196	3.8k
Anat Gafter‐Gvili Israel	45	1.4k 0.7×	713 0.5×	2.1k 2.6×	682 1.5×	487 1.3×	218	6.6k
Martine Reynaud‐Gaubert France	34	1.1k 0.5×	3.5k 2.7×	445 0.5×	397 0.8×	653 1.7×	139	6.0k
Marguerite Guiguet France	37	2.0k 1.0×	1.2k 0.9×	2.5k 3.1×	912 1.9×	435 1.2×	121	6.6k
Diane E. Stover United States	28	1.7k 0.9×	2.2k 1.7×	1.3k 1.7×	867 1.8×	355 0.9×	75	4.1k
Paul Nikolaidis United States	36	922 0.5×	1.1k 0.8×	677 0.8×	284 0.6×	280 0.7×	178	4.2k
Klaus Dalhoff Germany	37	1.5k 0.8×	1.1k 0.9×	272 0.3×	451 1.0×	608 1.6×	141	4.2k
James H. Dauber United States	46	1.6k 0.8×	2.8k 2.2×	793 1.0×	412 0.9×	532 1.4×	136	6.1k
Charles Mayaud France	31	1.1k 0.6×	819 0.6×	295 0.4×	564 1.2×	195 0.5×	59	2.7k
Robert H. Hyland United States	41	3.9k 2.0×	2.2k 1.7×	176 0.2×	1.0k 2.2×	309 0.8×	119	7.2k
Miquel Navasa Spain	59	10.2k 5.2×	972 0.7×	602 0.7×	872 1.9×	444 1.2×	237	14.5k

Countries citing papers authored by Tadashi Ishida

Since Specialization

Citations

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

Fields of papers citing papers by Tadashi Ishida

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Tadashi Ishida

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Yokoyama, Toshihide, et al.. (2025). Pembrolizumab‐Induced Anti‐Yo‐Antibody‐Positive Cerebellitis: A Case Report. Respirology Case Reports. 13(3). e70160–e70160. 1 indexed citations

Ishida, Tadashi, et al.. (2024). Efficacy of dupilumab as an alternative to corticosteroids in the treatment of exacerbations of allergic bronchopulmonary aspergillosis. SHILAP Revista de lepidopterología. 12(4). e01354–e01354. 4 indexed citations

Ishida, Tadashi, et al.. (2024). Benralizumab‐resistant mucus plugs in severe asthma complicated by eosinophilic chronic rhinosinusitis. SHILAP Revista de lepidopterología. 12(8). e70009–e70009.

Akaike, Yoko, et al.. (2024). A case report of immune checkpoint inhibitor‐related myositis and cholangitis induced by pembrolizumab. SHILAP Revista de lepidopterología. 12(7). e9153–e9153. 1 indexed citations

Koyama, Takashi, et al.. (2024). Lobar pneumonia due to human metapneumovirus: a case report. International Journal of Infectious Diseases. 146. 107162–107162. 1 indexed citations

Nakanishi, Yosuke, et al.. (2024). Comparative prospective cohort study of efficacy and safety according to dosage and administration of ceftriaxone for community-acquired pneumonia. Journal of Infection and Chemotherapy. 31(1). 102516–102516. 1 indexed citations

Ito, Akihiro, et al.. (2024). Severe Adenovirus Infection with SARS-CoV-2 Co-infection. Internal Medicine. 63(22). 3077–3081.

Koyama, Takashi, et al.. (2023). Three Cases of Coronavirus Disease 2019 Vaccine-associated Organizing Pneumonia. Journal of Thoracic Imaging. 38(6). W90–W92.

Ito, Akihiro, et al.. (2021). Pneumonia Due to Human Coronavirus OC43 in an Immunocompetent Adult Detected by Multiplex Polymerase Chain Reaction. Internal Medicine. 60(21). 3497–3501. 6 indexed citations

10.

Ito, Akihiro, Tadashi Ishida, Hiromasa Tachibana, et al.. (2021). Increased risk of Legionella pneumonia as community-acquired pneumonia after heavy rainfall in 2018 in west Japan. Journal of Infection and Chemotherapy. 27(10). 1429–1435. 6 indexed citations

11.

Haratani, Koji, Hidetoshi Hayashi, Shigeki Shimizu, et al.. (2020). Impact of EGFR-TKI Treatment on the Tumor Immune Microenvironment in EGFR Mutation–Positive Non–Small Cell Lung Cancer. Clinical Cancer Research. 26(8). 2037–2046. 172 indexed citations

12.

Ito, Akihiro, Isao Ito, Satoshi Marumo, et al.. (2020). The utility of serial procalcitonin measurements in addition to pneumonia severity scores in hospitalised community-acquired pneumonia: A multicentre, prospective study. International Journal of Infectious Diseases. 92. 228–233. 13 indexed citations

13.

Miyazaki, Taiga, Katsunori Yanagihara, Hiroshi Kakeya, et al.. (2019). Daily practice and prognostic factors for pneumonia caused by methicillin-resistant Staphylococcus aureus in Japan: A multicenter prospective observational cohort study. Journal of Infection and Chemotherapy. 26(2). 242–251. 3 indexed citations

14.

Nishiyama, Akihiro, Hiromasa Tachibana, Machiko Arita, & Tadashi Ishida. (2014). Serum procalcitonin is useful in differentiating between drug-induced pneumonitis and bacterial pneumonia. European Respiratory Journal. 44(Suppl 58). P3772–P3772. 1 indexed citations

15.

Ito, Akihiro, Tadashi Ishida, Hiromasa Tachibana, et al.. (2014). Beta lactam plus macrolide antibiotic combination therapy reduces the mortality of community-acquired pneumococcal pneumonia more than beta lactam antibiotics alone. European Respiratory Journal. 44(Suppl 58). P4696–P4696. 2 indexed citations

16.

Tachibana, Hiromasa, et al.. (2014). Long term efficacy of pirfenidone therapy in patients with idiopathic pulmonary fibrosis (IPF). European Respiratory Journal. 44(Suppl 58). P785–P785. 2 indexed citations

17.

Ishida, Tadashi. (2010). 3. What is the Optimal Duration of Antimicrobial Therapy?. Nihon Naika Gakkai Zasshi. 99(11). 2729–2734. 1 indexed citations

18.

Yoshioka, Hiroshige, Tadashi Ishida, Hidetoshi Hayashi, et al.. (2008). Two Cases of Small Bowel Metastases from Lung Cancer Diagnosed by Double-balloon Enteroscopy. Haigan. 48(2). 135–140. 4 indexed citations

19.

Narita, Mitsuo, Norio Okazaki, Hitomi Ohya, et al.. (2008). S 3-6. Proposed antibiotic break points on Mycoplasma pneumoniae clinical isolates concerning macrolide and lincosamide antibiotics. 35. 59–60. 2 indexed citations

20.

Ishida, Tadashi, et al.. (1990). A case of renal cell carcinoma with intrathoracic metastasis mimicking malignant pleural mesothelioma.. Haigan. 30(2). 289–294. 4 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.

Explore authors with similar magnitude of impact