Message from the retiring Editor-in-Chief
Authors: Kunio Doi
Content type:EditorialPublished: 24 August 2021Pages: 211 – 211
Message from the new Editor-in-Chief
Authors: Nobuyuki Kanematsu
Content type:EditorialPublished: 11 August 2021Pages: 212 – 214
Medical application of particle and heavy ion transport code system PHITS
Authors: Takuya FurutaTatsuhiko Sato
Content type:ReviewPaperPublished: 30 June 2021Pages: 215 – 225
Dosimetric comparison between different tangential field arrangements during left-sided breast cancer radiotherapy
Authors：Mostafa RobatjaziHamid Reza BaghaniPejman Porouhan
Content type:OriginalPaperPublished: 27 May 2021Pages: 226 – 237
Investigation of clinical target volume segmentation for whole breast irradiation using three-dimensional convolutional neural networks with gradient-weighted class activation mapping
Authors (first, second and last of 4)：Megumi OyaSatoru SugimotoKazuhito Yokoyama
Content type:OriginalPaperPublished: 16 June 2021Pages: 238 – 247
Clinicopathologic breast cancer characteristics: predictions using global textural features of the ipsilateral breast mammogram
Authors (first, second and last of 5)：Ibrahem H. KanbaytiWilliam I. D. RaeErnest U. Ekpo
Content type:OriginalPaperPublished: 02 June 2021Pages: 248 – 261
https://rdcu.be/cBQGO
High-dose-rate brachytherapy using inverse planning optimization with tandem and ovoid applicators for locally advanced cervical cancer: a simulation study
Authors：Yuji YaegashiKohei Sasaki
Content type:OriginalPaperPublished: 02 June 2021Pages: 262 – 270
https://rdcu.be/cBQJU
Impact of spot positional errors in robustly optimized intensity-modulated proton therapy plan of craniospinal irradiation
Authors (first, second and last of 9)：Manthala Padannayil NoufalShamurailatpam Dayananda SharmaRakesh Jalali
Content type:OriginalPaperPublished: 05 June 2021Pages: 271 – 278
Evaluation of the dosimetric impact of heart function-based volumetric modulated arc therapy planning in patients with esophageal cancer
Authors (first, second and last of 8)：Shohei TanakaNoriyuki KadoyaKeiichi Jingu
Content type:OriginalPaperPublished: 08 June 2021Pages: 279 – 287
Correlations between cardiovascular parameters and image parameters on dynamic chest radiographs in a porcine model under fluid loading
Authors (first, second and last of 10)：Rie TanakaTohru TaniShigeru Sanada
Content type:OriginalPaperPublished: 21 June 2021Pages: 288 – 296
Microdosimetry-based relative biological effectiveness calculations for radiotherapeutic electron beams: a FLUKA-based study
Authors：Arghya ChattarajT. Palani Selvam
Content type:OriginalPaperPublished: 02 July 2021Pages: 297 – 308
Surface dose and build-up region depth dose measurements in non-standard beams of Cyberknife and tomotherapy systems
Authors：Amalraj JerrinVelayudham Ramasubramanian
Content type:OriginalPaperPublished: 05 July 2021Pages: 309 – 317
Effects of sample size and data augmentation on U-Net-based automatic segmentation of various organs
Authors (first, second and last of 8)：Takafumi NemotoNatsumi FutakamiNaoyuki Shigematsu
Content type:OriginalPaperPublished: 12 July 2021Pages: 318 – 327
Dosimetric effects of quality assurance-related setup errors in passive proton therapy for prostate cancer with and without a hydrogel spacer
Authors (first, second and last of 8)：Yuta OmiKeisuke YasuiNaoki Hayashi
Content type:OriginalPaperPublished: 27 July 2021Pages: 328 – 335
Verification of phantom accuracy using a Monte Carlo simulation: bone scintigraphy chest phantom
Authors (first, second and last of 8)：Toshimune ItoHirotatsu TsuchikameHiroshi Tomizawa
Content type:OriginalPaperPublished: 24 July 2021Pages: 336 – 344
