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

Hideo Shigematsu, Tomomi Fujisawa, Fumikata Hara, Hiroji Iwata, Toshiyuki Ishiba, Yukinori Ozaki, Takehiko Sakai, Yasuaki Sagara, Akihiko Shimomura, Kazuki Sudo, Kaori Terata, Yoichi Naito, Kazuki Nozawa, Keita Sasaki, Noriko Mitome, Ryo Sadachi, Taro Shibata, Tadahiko Shien

Open source

DOI: 10.1007/s10147-026-02967-7
Published: 2026-01-22
Container: International Journal of Clinical Oncology
Publisher: Springer Science and Business Media LLC
Open access: unknown

Credibility signals

uncertain Score 64/100 under policy 1.0.0. This is a metadata assessment, not a judgment of the paper's conclusions.

Show all credibility signals

supportingDOI registered: A matching record was returned by Crossref. Source: Crossref; license: CC0 metadata
supportingDOI resolves: A matching record was returned by Crossref. Source: Crossref; license: CC0 metadata
not scoredDirectory of Open Access Journals: No matching DOAJ record was present in this response. No allow-list match; this is not evidence of low credibility. Source: DOAJ; license: CC0
not scoredMEDLINE indexed: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredOpenAlex core source: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredKnown publisher allow-list: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredROR affiliation: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredRetraction Watch retraction: No retraction notice matched this DOI in the deployed snapshot. No matching event found; coverage may be incomplete. Source: Retraction Watch; license: CC BY 4.0
not scoredRetraction Watch expression of concern: No expression of concern notice matched this DOI in the deployed snapshot. No matching event found; coverage may be incomplete. Source: Retraction Watch; license: CC BY 4.0
not scoredRetraction Watch correction: No correction notice matched this DOI in the deployed snapshot. No matching event found; coverage may be incomplete. Source: Retraction Watch; license: CC BY 4.0
not scoredRetraction Watch reinstatement: No reinstatement notice matched this DOI in the deployed snapshot. No matching event found; coverage may be incomplete. Source: Retraction Watch; license: CC BY 4.0
not scoredOpen access status: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredPublication license: Not checked or no result supplied; no credibility inference made. Source: No authority result supplied; license: Unknown
not scoredPublication version: A publication version was supplied but is not scored. Source: Normalized work metadata; license: Caller-provided; provenance license not supplied to scorer
supportingMetadata completeness: All 6 scored descriptive metadata groups are present. Source: Normalized work metadata; license: Caller-provided; provenance license not supplied to scorer

Cite this work

BibTeX

@article{allodium:10.1007/s10147-026-02967-7,
  title = {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},
  author = {Hideo Shigematsu and Tomomi Fujisawa and Fumikata Hara and Hiroji Iwata and Toshiyuki Ishiba and Yukinori Ozaki and Takehiko Sakai and Yasuaki Sagara and Akihiko Shimomura and Kazuki Sudo and Kaori Terata and Yoichi Naito and Kazuki Nozawa and Keita Sasaki and Noriko Mitome and Ryo Sadachi and Taro Shibata and Tadahiko Shien},
  year = {2026},
  journal = {International Journal of Clinical Oncology},
  doi = {10.1007/s10147-026-02967-7},
  url = {https://doi.org/10.1007/s10147-026-02967-7}
}

RIS

TY  - JOUR
TI  - 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
AU  - Hideo Shigematsu
AU  - Tomomi Fujisawa
AU  - Fumikata Hara
AU  - Hiroji Iwata
AU  - Toshiyuki Ishiba
AU  - Yukinori Ozaki
AU  - Takehiko Sakai
AU  - Yasuaki Sagara
AU  - Akihiko Shimomura
AU  - Kazuki Sudo
AU  - Kaori Terata
AU  - Yoichi Naito
AU  - Kazuki Nozawa
AU  - Keita Sasaki
AU  - Noriko Mitome
AU  - Ryo Sadachi
AU  - Taro Shibata
AU  - Tadahiko Shien
PY  - 2026
JO  - International Journal of Clinical Oncology
DO  - 10.1007/s10147-026-02967-7
UR  - https://doi.org/10.1007/s10147-026-02967-7
ER  -

APA

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. (2026). 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. International Journal of Clinical Oncology. https://doi.org/10.1007/s10147-026-02967-7

Source records

crossref · retrieved 2026-09-26T17:13:08.878Z