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Dive into the research topics where Tadahiko Shien is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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Clinical complete response and predictive factors in HER2-positive early breast cancer treated with neoadjuvant chemotherapy aimed at omission of surgery: an exploratory analysis of the JCOG1806 trial
Shigematsu, H., Fujisawa, T., Hara, F., Iwata, H., Ishiba, T., Ozaki, Y., Sakai, T., Sagara, Y., Shimomura, A., Sudo, K., Terata, K., Naito, Y., Nozawa, K., Sasaki, K., Mitome, N., Sadachi, R., Shibata, T. & Shien, T., Mar 2026, In: International Journal of Clinical Oncology. 31, 3, p. 528-536 9 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Efficacy and prognostic predictors of primary systemic therapy for de novo Stage IV breast cancer. Exploratory analysis of JCOG1017 PRIM-BC
Breast Cancer Study Group of Japan Clinical Oncology Group (JCOG), Japan, Mar 2026, In: Breast Cancer. 33, 2, p. 396-406 11 p.Research output: Contribution to journal › Article › peer-review
Open Access -
A multi-institutional dummy run on segmentation variability and plan quality of stereotactic body radiotherapy for oligometastatic disease
Hirashima, H., Matsuo, Y., Ishikura, S., Nakamura, M., Nishibuchi, I., Kawahara, D., Shimada, Y., Nakahara, Y., Nishio, T., Shikama, N., Watanabe, S. I., Okamoto, I., Ishiba, T., Hara, F., Shien, T. & Mizowaki, T., Oct 2025, In: Physics and Imaging in Radiation Oncology. 36, 100857.Research output: Contribution to journal › Article › peer-review
Open Access -
A retrospective multi-center cohort study investigating safety of sentinel lymph node biopsy for axillary staging in clinical T3-4c breast cancer
Kuba, S., Sagara, Y., Yano, H., Maeda, S., Sakai, T., Kojima, Y., Hattori, M., Asaga, S., Tokunaga, E., Shien, T., Bando, H., Anan, K., Iwakuma, N., Minami, S., Yamaguchi, M., Harao, M., Oikawa, M., Sangai, T., Ishitobi, M. & Nakayama, T. & 15 others, , Nov 2025, In: Breast Cancer. 32, 6, p. 1298-1307 10 p.Research output: Contribution to journal › Article › peer-review
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Association between adjuvant chemotherapy and outcomes in resected locoregional recurrence of hormone receptor-positive HER2-negative breast cancer: a multi-institutional retrospective study
Ozaki, Y., Tokuda, E., Sagara, Y., Hara, F., Sasada, S., Sawaki, M., Kanbayashi, C., Yamanaka, T., Onishi, T., Fujiki, Y., Suto, A., Takahashi, Y., Tokunaga, E., Aruga, T., Nakamura, R., Fujisawa, T., Saji, S., Iwata, H. & Shien, T., Nov 2025, In: ESMO Open. 10, 11, 105889.Research output: Contribution to journal › Article › peer-review
Open Access