| Clinical Characteristics of Japanese Patients Who Visited a COVID-19 Aftercare Clinic for Post-Acute Sequelae of COVID-19/Long COVID Y Otsuka, K Tokumasu, Y Nakano, H Honda, Y Sakurada, N Sunada, ... Cureus 13 (10), 2021 | 29 | 2021 |
| Clinical Characteristics of Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS) Diagnosed in Patients with Long COVID K Tokumasu, H Honda, N Sunada, Y Sakurada, Y Matsuda, K Yamamoto, ... Medicina 58 (7), 850, 2022 | 28 | 2022 |
| Hormonal trends in patients suffering from long COVID symptoms N Sunada, H Honda, Y Nakano, K Yamamoto, K Tokumasu, Y Sakurada, ... Endocrine journal 69 (10), 1173-1181, 2022 | 28 | 2022 |
| Detection of Male Hypogonadism in Patients with Post COVID-19 Condition Y Yamamoto, Y Otsuka, N Sunada, K Tokumasu, Y Nakano, H Honda, ... Journal of Clinical Medicine 11 (7), 1955, 2022 | 25 | 2022 |
| Recovery From Alopecia After COVID-19 Y Otsuka, Y Nakano, H Hagiya, K Tokumasu, F Otsuka Cureus 14 (1), 2022 | 14 | 2022 |
| Serial Changes of Long COVID Symptoms and Clinical Utility of Serum Antibody Titers for Evaluation of Long COVID Y Sakurada, N Sunada, H Honda, K Tokumasu, Y Otsuka, Y Nakano, ... Journal of Clinical Medicine 11 (5), 1309, 2022 | 13 | 2022 |
| Trends in the incidence and mortality of legionellosis in Japan: a nationwide observational study, 1999–2017 S Fukushima, H Hagiya, Y Otsuka, T Koyama, F Otsuka Scientific reports 11 (1), 7246, 2021 | 12 | 2021 |
| Transitional Changes in Fatigue-Related Symptoms Due to Long COVID: A Single-Center Retrospective Observational Study in Japan Y Nakano, Y Otsuka, H Honda, N Sunada, K Tokumasu, Y Sakurada, ... Medicina 58 (10), 1393, 2022 | 11 | 2022 |
| Late-Onset Hypogonadism in a Male Patient with Long COVID Diagnosed by Exclusion of ME/CFS Y Soejima, Y Otsuka, K Tokumasu, Y Nakano, K Harada, K Nakamoto, ... Medicina 58 (4), 536, 2022 | 10 | 2022 |
| Characteristics of Sleep Disturbance in Patients with Long COVID: A Retrospective Observational Study in Japan N Sunada, Y Nakano, Y Otsuka, K Tokumasu, H Honda, Y Sakurada, ... Journal of Clinical Medicine 11 (24), 7332, 2022 | 10 | 2022 |
| Occurrence of Dermatomyositis Immediately after Mastectomy Subsequent to Severe Chemotherapeutic Drug Eruption Y Otsuka, H Watanabe, Y Kano, N Tatebe, K Sunahori-Watanabe, ... Internal Medicine 56 (24), 3379-3383, 2017 | 7 | 2017 |
| Trends in the Incidence of Japanese Spotted Fever in Japan: A Nationwide, Two-Decade Observational Study from 2001-2020. Y Otsuka, H Hagiya, S Fukushima, K Harada, T Koyama, F Otsuka The American Journal of Tropical Medicine and Hygiene, tpmd220487-tpmd220487, 2023 | 6 | 2023 |
| Utility of serum ferritin for predicting myalgic encephalomyelitis/chronic fatigue syndrome in patients with long COVID Y Yamamoto, Y Otsuka, K Tokumasu, N Sunada, Y Nakano, H Honda, ... Journal of Clinical Medicine 12 (14), 4737, 2023 | 5 | 2023 |
| Trends in Long COVID Symptoms in Japanese Teenage Patients Y Sakurada, Y Otsuka, K Tokumasu, N Sunada, H Honda, Y Nakano, ... Medicina 59 (2), 261, 2023 | 5 | 2023 |
| Clinical characteristics of Campylobacter bacteremia: a multicenter retrospective study Y Otsuka, H Hagiya, M Takahashi, S Fukushima, R Maeda, N Sunada, ... Scientific Reports 13 (1), 1-6, 2023 | 5 | 2023 |
| Application of Kampo Medicines for Treatment of General Fatigue Due to Long COVID K Tokumasu, K Ueda, H Honda, N Sunada, Y Sakurada, Y Matsuda, ... Medicina 58 (6), 730, 2022 | 5 | 2022 |
| Interest in Infectious Diseases specialty among Japanese medical students amidst the COVID-19 pandemic: A web-based, cross-sectional study H Hagiya, Y Otsuka, K Tokumasu, H Honda, Y Nishimura, M Obika, ... Plos one 17 (4), e0267587, 2022 | 5 | 2022 |
| A patient with human coronavirus NL63 falsely diagnosed with COVID-19; Lesson learned for the importance of definitive diagnosis Y Otsuka, H Hagiya, Y Nakano, D Omura, K Hasegawa, H Yamada, K Iio, ... Journal of Infection and Chemotherapy 27 (7), 1126-1128, 2021 | 5 | 2021 |
| Hashimoto’s thyroiditis and primary thyroid lymphoma Y Otsuka, M Yasuda, K Tokumasu, K Hasegawa, F Otsuka QJM: An International Journal of Medicine 113 (9), 691-692, 2020 | 5 | 2020 |
| Symptomatic characteristics of hypozincemia detected in long COVID patients Y Matsuda, K Tokumasu, Y Otsuka, N Sunada, H Honda, Y Sakurada, ... Journal of clinical medicine 12 (5), 2062, 2023 | 4 | 2023 |
