| 2019 | Impact of Regions Nodal Irradiation or Breast Cancer Patients with Supraclavicular and/or Internal Mammary Lymph Node Involvement: A Multicenter, Retrospective Study (KROG 16-14) | 김규보 | Article |
| 2019 | Is tumor bed boost necessary in patients who achieved ypCR following neoadjuvant chemotherapy and breast conserving therapy? (KROG 12-05 and 16-16) | 김규보 | Article |
| 2018 | Malignant and borderline phyllodes tumors of the breast: a multicenter study of 362 patients (KROG 16-08) | 김규보 | Article |
| 2021 | New brain metastases after whole-brain radiotherapy of initial brain metastases in breast cancer patients: the significance of molecular subtypes (KROG 16-12) | 김규보; 김경수 | Article |
| 2021 | Novel prognostic classification predicts overall survival of patients receiving salvage whole-brain radiotherapy for recurrent brain metastasis from breast cancer: A recursive partitioning analysis (KROG 16-12) | 김규보; 김경수 | Article |
| 2017 | Optimal radiation dose for patients with one to three lymph node positive breast cancer following breast-conserving surgery and anthracycline plus taxane-based chemotherapy: A retrospective multicenter analysis (KROG 1418) | 김규보; 박경란 | Article |
| 2021 | Outcome of radiotherapy for clinically overt metastasis to the internal mammary lymph node in patients receiving neoadjuvant chemotherapy and breast cancer surgery | 김규보 | Article |
| 2017 | Recurrence outcomes after omission of postoperative radiotherapy following breast-conserving surgery for ductal carcinoma in situ of the breast: a multicenter, retrospective study in Korea (KROG 16-02) | 김규보 | Article |
| 2017 | Selective Radiation Therapy for Ductal Carcinoma In Situ Following Breast-Conserving Surgery According to Age and Margin Width: Korean Radiation Oncology Group 11-04 and 16-02 Studies | 김규보 | Article |
| 2020 | Survival outcomes of breast cancer patients with brain metastases: A multicenter retrospective study in Korea (KROG 16-12) | 김규보; 김경수 | Article |
| 2019 | The Benefit of Post-Mastectomy Radiotherapy in ypN0 Patients after Neoadjuvant Chemotherapy According to Molecular Subtypes | 김규보 | Article |
| 2019 | The Characteristics of Local Recurrence After Breast-Conserving Surgery Alone for Malignant and Borderline Phyllodes Tumors of the Breast (KROG 16-08) | 김규보 | Article |
| 2022 | The Pattern of Care for Brain Metastasis from Breast Cancer over the Past 10 Years in Korea: A Multicenter Retrospective Study (KROG 16-12) | 김규보; 정원근 | Article |
