OOIR: Observatory of International Research

Papers

(The TQCC of Breast Cancer is 6. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-08-01 to 2026-08-01.)

Article	Citations
Reply to “Is venous thromboembolism a time-dependent event in breast cancer patients taking tamoxifen?”	166
Incidence of and risk factors for non-hematologic toxicity with combined radiotherapy and CDK4/6 inhibitors in metastatic breast cancer using dose-volume parameters analysis: a multicenter cohort stud	64
Number of lines of previous chemotherapy regimen might affect the oucome of sacituzumab govitecan in metastatic triple-negative breast cancer patients	42
Changes in re-excision rates after publication of guidelines defining positive margins for breast-conserving surgery: a collaborative study of the Japanese breast cancer society	36
Patterns of ipsilateral breast tumor recurrence following partial vs. whole-breast irradiation: a retrospective comparative study of breast-conserving therapy	30
Assessment of nuclear grade-based recurrence risk classification in patients with hormone receptor-positive, human epidermal growth factor receptor 2-negative, node-positive high-risk early breast can	29
Low-carbohydrate diet score and risk of breast cancer: findings from a prospective cohort study	25
Copy number alteration is an independent prognostic biomarker in triple-negative breast cancer patients	23
Prognostic model for pulmonary metastasis in patients with HER2-positive breast cancer: a population-based study	22
Immune checkpoint inhibition in breast cancer: targeting PD-1/PD-L1 pathway for therapeutic advances	22
Factors associated with post acute care utilization after mastectomy for breast cancer patients	21
BARD1 and breast cancer genetic predisposition: case–control study and HRD signature analysis	21
Impact of the COVID-19 pandemic on breast cancer diagnosis and treatment trends in Japan	20
The role of C1orf50 in breast cancer progression and prognosis	20
Detection capability of the Medical Imaging Projection System for sentinel lymph node biopsy in patients with breast cancer with and without neoadjuvant chemotherapy: a retrospective study	19
Minimal important differences of EORTC QLQ-C30 and QLQ-BR23 for metastatic breast cancer patients in a Japanese population: results from the RESQ trial	19
Cost-effectiveness analysis of the Oncotype DX Breast Recurrence Score® test among node-negative early breast cancer patients in Japan	19
Comparing survival outcomes between neoadjuvant and adjuvant chemotherapy within breast cancer subtypes and stages among older women: a SEER-Medicare analysis	19
Exploring a specialized lactylation pattern to predict the prognosis and sensitivity of immunotherapy in breast cancer via machine learning	18
Correction: Clinicopathological significance of androgen receptor expression and tumor infiltrating lymphocytes in triple-negative breast cancer: a retrospective cohort study	17
Breast ultrasound screening in young adult women undergoing infertility treatment at an infertility clinic: a retrospective observational study	17
Emerging roles of KIR2DL4 in cancer immunotherapy	16
Real-world analysis of interstitial lung disease/pneumonitis in Japanese patients with breast cancer receiving trastuzumab deruxtecan	16
The Japanese Breast Cancer Society Clinical Practice Guidelines for Breast Cancer, 2022 Edition: changes from the 2018 edition and general statements on breast cancer treatment	16
Reevaluating sentinel lymph node biopsy in older adults with T1 HR+/HER2– breast cancer: a SEER competing risk and nomogram study	16

Oncoplastic versus conventional breast-conserving surgery in breast cancer: a pooled analysis of 6941 female patients	16
Efficacy of xeno-free induced mesenchymal stem/stromal cells in enhancing autologous fat graft survival	15
Trastuzumab deruxtecan versus treatment of physician’s choice in previously treated Asian patients with HER2-low unresectable/metastatic breast cancer: subgroup analysis of the DESTINY-Breast04 study	15
Low-progesterone receptor expression predicts nodal pathological complete response after neoadjuvant chemotherapy in premenopausal patients with ER-positive/HER2-negative breast cancer	15
Development of a deep learning-based automated diagnostic system (DLADS) for classifying mammographic lesions — a first large-scale multi-institutional clinical trial in Japan	15
Impact of margin status on ipsilateral breast tumor recurrence after breast-conserving treatment for patients with breast cancer who received neoadjuvant chemotherapy: a retrospective multi-institutio	14
Safety of radiotherapy in patients undergoing breast reconstruction based on patient-reported outcomes: a multicenter collaborative study	14
Influence of age on patient decision regret following breast reconstruction: a multicenter collaborative study in Japan	14
Investigation of recurrence prediction ability of EndoPredict® using microarray data from fresh frozen tissues in ER-positive, HER2-negative breast cancer and indication expansion of EndoPredict® from	14
Prospective randomized-controlled trial: efficacy of 37 °C-preheated thermoplastic elastomer (TPE) bolus in postoperative radiotherapy for breast cancer patients	14
Survival advantage of locoregional and systemic therapy in oligometastatic breast cancer: an international retrospective cohort study (OLIGO-BC1)	14
Evaluation of serum microRNA-9-5p expression and its predicted target genes as potential biomarkers for breast cancer	13
ER–/PR+ breast cancer is controlled more effectively with an inflammatory inhibitor than hormonal inhibitor	13
ATPase copper transporting beta attenuates malignant features with high expression as an indicator of favorable prognosis in breast cancer	13
Comparative evaluation of treatment recommendations generated by generative AI and breast cancer specialists for advanced and recurrent breast cancer: a multidimensional assessment of evidence interpr	13
Factors associated with non-participation in breast cancer screening: analysis of the 2016 and 2019 comprehensive survey of living conditions in Japan	13
Factors affecting prognosis in patients treated with bevacizumab plus paclitaxel as first-line chemotherapy for HER2-negative metastatic breast cancer: an international pooled analysis of individual p	13
Glutaminase (GLS1) gene expression in primary breast cancer	13
SET-binding protein 1 (SETBP1) suppresses cell proliferation in estrogen receptor-positive breast cancer	13
Overall survival and subsequent therapy patterns in Japanese patients with ER+/HER2− advanced breast cancer treated with palbociclib plus letrozole in the first-line setting: a final analysis	12
Prognostic impact of tumor‑associated stroma in triple-negative breast cancer	12
Dynamic tumor microenvironment, molecular heterogeneity, and distinct immunologic portrait of triple-negative breast cancer: an impact on classification and treatment approaches	12
Efficacy and safety of surgical energy devices for axillary node dissection: a systematic review and network meta-analysis	12
Baseline risk variability by eligibility criteria in Cohort 1 of the monarchE trial for high-risk HR-positive, HER2-negative breast cancer	12
CT findings of lung injury during breast cancer treatment	12
Hepatitis C virus may accelerate breast cancer progression by increasing mutant p53 and c-Myc oncoproteins circulating levels	12
Utility of a breast biopsy clip and a point marker system in tailored axillary surgery for patients with breast cancer after neoadjuvant chemotherapy	11
HER2-targeted antibody–drug conjugates for breast cancer: ancestry and dose adjustment for thrombocytopenia	11
Resilience’s impact on quality of life and post-traumatic growth in breast cancer patients during treatment	11
c-Myc knockdown restores tamoxifen sensitivity in triple-negative breast cancer by reactivating the expression of ERα: the central role of miR-152 and miR-148a	11
Comparison of three arm-positioning techniques for minimizing motion artifacts in breast magnetic resonance imaging: a prospective volunteer study	11
Association between chronic pain and quality of life in long-term breast cancer survivors: a prospective analysis	10
21-gene recurrence score predictive of the benefit of postoperative radiotherapy after breast-conserving surgery for elderly patients with T1N0 and luminal breast cancer	10
Methodological considerations in prognostic modeling for HER2-positive breast cancer with lung metastasis	10
Clinical outcomes of postoperative radiotherapy with regional nodal irradiation excluding internal mammary lymph nodes in breast cancer: a multi-institutional retrospective analysis	10
Targeted therapies in HER2-positive breast cancer with receptor-redirected Arazyme-linker-Herceptin as a novel fusion protein	10
Reevaluating HER2-null breast cancer using an enhanced HER2 immunohistochemistry protocol	10
Breast cancer screening guidelines: discrepancies raise concerns about validity	10
What do we know about treating breast-cancer-related lymphedema? Review of the current knowledge about therapeutic options	10
Comparison of locoregional recurrence risk among nipple-sparing mastectomy, skin-sparing mastectomy, and simple mastectomy in patients with ductal carcinoma in situ: a single-center study	10
Association between preoperative grip strength and postoperative upper extremity impairments in patients with breast cancer: a retrospective cohort study	10
Chemotherapy and cognition: a promising start, but mechanistic clarity still needed	10
An investigation to identify the factors for negative sentinel lymph node metastasis in early breast cancer cases	10
Correction: Differences in drug efficacy and prognosis between primary and metastatic sites for de novo stage IV breast cancer: an exploratory analysis of a phase III trial, JCOG1017	10
Concordance of HER2 status between core needle biopsy and surgical resection specimens of breast cancer: an analysis focusing on the HER2-low status	10
Immunohistological analysis of B7-H4, IDO1, and PD-L1 expression and tumor immune microenvironment based on triple-negative breast cancer subtypes	9
The effect of combined risk factors on breast cancer-related lymphedema: a study using decision trees	9
Characteristics of female breast cancer in japan: annual report of the National Clinical Database in 2018	9
Tumor mutational burden status and clinical characteristics of invasive lobular carcinoma of the breast	9
Radiation-induced angiosarcoma of the breast: individual participant meta-analysis of Japanese population	9

Clinicopathological differences and survival benefit in ER+/PR+/HER2+ vs ER+/PR−/HER2+ breast cancer subtypes	9
HER2-positive apocrine carcinoma of the breast and PIK3CA mutations	9
Capecitabine with aromatase inhibitors in the front-line therapy for metastatic breast cancer	9
Early outcomes of accelerated partial breast irradiation and dosimetric comparison of volumetric modulated arc therapy and three-dimensional conformal radiotherapy	9
Breast reconstruction-related complications from postmastectomy radiation therapy in stage II–III breast cancer: sub-analysis of a multi-institutional observational study (Reborn-03)	9
Resveratrol exhibits diverse anti-cancer activities through epigenetic regulation of E-cadherin and p21 in triple-negative breast cancer cells	9
Neoadjuvant nivolumab plus bevacizumab therapy improves the prognosis of triple-negative breast cancer in humanized mouse models	9
Reevaluating ALND omission and its impact on abemaciclib eligibility and treatment decisions	9
Dynamic changes in quality of life, psychological status, and body image in women who underwent a mastectomy as compared with breast reconstruction: an 8-year follow up	8
Functional characterization of BRCA2 variants of uncertain significance identified in Korean breast cancer patients	8
Response to letter to the editor: Risk of endometrial cancer among breast cancer survivors in Japan—a matched cohort study	8
Correction: The therapeutic potential of high-intensity interval training in a breast cancer model: focus on the Hippo signaling pathway	8
Clinical outcome of patients with isolated central nervous system progression on first-line pertuzumab and trastuzumab treatment for HER2-positive metastatic breast cancer in a real-life cohort	8
Low protein, high risk: hypoalbuminemia predicts adverse outcomes after mastectomy in 37,848 breast cancer patients	8
Breast cancer statistics for Japan in 2022: annual report of the national clinical database-breast cancer registry—clinical implications including chemosensitivity of breast cancer with low estrogen r	8
The impact of specialist palliative care on healthcare utilization among patients with breast cancer: a nationwide register-based cohort study	8
Patient satisfaction on prescription refill systems for breast cancer patients in Japan using a digital self-administered survey	8
Performance analysis of screening mammography in Asian women under 40 years	8
Acute toxicity of hypofractionated radiotherapy for Japanese breast cancer patients after surgery: a single center prospective observational study (HyPORT-BC)	8
Abemaciclib plus endocrine therapy in chemotherapy-treated patients with hormone receptor-positive/human epidermal growth factor receptor 2-negative metastatic breast cancer	8
Identification and validation of screening models for breast cancer with 3 serum miRNAs in an 11,349 samples mixed cohort	8
Color differences of skin paddles using the free flap for autologous breast reconstruction in Asian patients	8
Prognostic effect of subsequent childbirth after the diagnosis of breast cancer using propensity score matching analysis	8
Japanese translation of the Functional Assessment of Cancer Therapy-Breast + 4 (FACT-B + 4) following international guidelines: a verification of linguistic validity	8
Machine learning applied in patient-reported outcome research—exploring symptoms in adjuvant treatment of breast cancer	7
Marital status as an independent prognostic factor in male breast cancer: a SEER-based cohort study	7
Evaluating high-risk breast cancer surveillance outcomes in BRCA mutation carriers	7
Impact of radiation therapy on breast satisfaction and health-related quality of life after breast reconstruction: a multicenter cross-sectional controlled study (Reborn study-02)	7
Assessment of the cardiorespiratory fitness and the quality of life of patients with breast cancer undergoing chemotherapy: a prospective study	7
Efficacy and prognostic predictors of primary systemic therapy for de novo Stage IV breast cancer. Exploratory analysis of JCOG1017 PRIM-BC	7
Does axillary lymph node recurrence breast cancer subtype information matter for prognosis estimation?	7
Development of a nomogram to predict recurrence scores obtained using Oncotype DX in Japanese patients with breast cancer	7
Medical care costs according to the stage and subtype of breast cancer in a municipal setting: a case study of Hachioji City, Japan	7
Outcomes of whole breast radiation therapy in Asian breast cancer patients with prior cosmetic implants	7
Delayed breast reconstruction with autologous free flap after radiation therapy: vascular complications and aesthetic outcomes	7
Case series of Li-Fraumeni syndrome: carcinogenic mechanisms in breast cancer with TP53 pathogenic variant carriers	7
A prospective cohort study of abemaciclib-induced interstitial lung disease in metastatic breast cancer after chemotherapy	7
A simple morphometric algorithm based on nuclear atypia features of invasive breast carcinoma: relationship with nuclear grade, Ki-67 level, and hormone receptor status	7
An integrated analysis of microRNAs regulating DNA damage response in triple-negative breast cancer	7
Options of locoregional therapy for primary foci of breast cancer influence the rate of nonregional lymph node metastasis in N2–N3 status patients: a SEER database analysis	6
Timing of postmastectomy radiation therapy in two-stage expander/implant-based breast reconstruction: a systematic review and meta-analysis for the 2022 Japanese breast cancer society clinical practic	6
Efficacy and safety of adjuvant therapies in older patients with breast cancer: a systematic review and meta-analysis of real-world data	6
Psychometric evaluation of the Chinese version of the breast cancer perception scale for community women: a translation and validation study	6
Impact of oral hygiene on febrile neutropenia during breast cancer chemotherapy	6
Management of nausea and vomiting induced by antibody–drug conjugates	6
Population-level impact of adjuvant trastuzumab emtansine on the incidence of metastatic breast cancer: an epidemiological prediction model of women with HER2-positive early breast cancer and residual	6
High-risk pathogenic germline variants in blood relatives of BRCA1/2 negative probands	6
The complex role of regulatory cells in breast cancer: implication for immunopathogenesis and immunotherapy	6
Global untargeted and individual targeted plasma metabolomics of breast cancer recurrence modified by hormone receptors	6
Comparing survival outcomes between neoadjuvant and adjuvant chemotherapy within T2N1M0 stage hormone receptor-positive, HER2-negative breast cancer: a retrospective cohort study based on SEER databas	6
Prognosis of ER-positive, HER2-negative postmenopausal early breast cancer patients based on response to neoadjuvant endocrine therapy and multigene assay results: findings from the NEOS trial	6
Liquid biopsy using non-coding RNAs and extracellular vesicles for breast cancer management	6
Specific types of anxiety regarding radiation therapy in patients with breast cancer: a longitudinal study	6
Acute adverse events of ultra-hypofractionated whole-breast irradiation after breast-conserving surgery for early breast cancer in Japan: an interim analysis of the multi-institutional phase II UPBEAT	6
SLC38A5 promotes glutamine metabolism and inhibits cisplatin chemosensitivity in breast cancer	6
The effectiveness of moisturizer on acute radiation-induced dermatitis in breast cancer patients: a systematic review and meta-analysis	6
Correction: The Japanese breast cancer society clinical practice guidelines for breast cancer screening and diagnosis, 2022 edition	6
Identification of prognostic genes signature and construction of ceRNA network in pirarubicin treatment of triple-negative breast cancer	6
Alcohol consumption and breast lesions: targets for risk-based screening in high-risk Italian women	6
Physicians’ perception about the impact of breast reconstruction on patient prognosis: a survey in Japan	6
Evaluation of quality of life in breast cancer patients who underwent breast-conserving surgery or mastectomy using real-world data	6