Obara S - Search Results

1

Estimation of absorbed radiation dose rates in wild rodents inhabiting a site severely contaminated by the Fukushima Dai-ichi nuclear power plant accident.

Kubota Y, Takahashi H, Watanabe Y, Fuma S, Kawaguchi I, Aoki M, Kubota M, Furuhata Y, Shigemura Y, Yamada F, Ishikawa T, Obara S, Yoshida S. Kubota Y, et al. Among authors: obara s. J Environ Radioact. 2015 Apr;142:124-31. doi: 10.1016/j.jenvrad.2015.01.014. Epub 2015 Feb 6. J Environ Radioact. 2015. PMID: 25666988

2

Estimation of organ doses and effective doses in image-guided respiration-gated radiotherapy.

Nakao M, Obara S, Nabatame K, Akahane K, Sanada S, Shirai T. Nakao M, et al. Among authors: obara s. Radiat Prot Dosimetry. 2016 Jan;168(1):83-91. doi: 10.1093/rpd/ncv015. Epub 2015 Apr 5. Radiat Prot Dosimetry. 2016. PMID: 25848094

3

Response of personal dosemeters on various age-specific anthropometric phantoms under external irradiation applied to areas affected by the 2011 Fukushima Daiichi nuclear accident.

Naito M, Tamakuma Y, Yajima K, Kim E, Obara S, Tani K, Kurihara O. Naito M, et al. Among authors: obara s. Radiat Prot Dosimetry. 2023 Oct 11;199(15-16):2030-2034. doi: 10.1093/rpd/ncad187. Radiat Prot Dosimetry. 2023. PMID: 37819283

4

Optimised paediatric CT dose at a tertiary children's hospital in Japan: a 4-y single-centre analysis.

Nakada Y, Fujiwara M, Yakami M, Yokoyama T, Shirayama A, Yamamoto H, Nabatame K, Obara S, Akahane K, Blyth BJ, Miyazaki O, Date H, Yagi K, Hoshioka A, Shimada Y. Nakada Y, et al. Among authors: obara s. Radiat Prot Dosimetry. 2016 Jan;168(1):61-71. doi: 10.1093/rpd/ncv004. Epub 2015 Feb 10. Radiat Prot Dosimetry. 2016. PMID: 25669653

5

Development of age-specific Japanese head phantoms for dose evaluation in paediatric head CT examinations.

Yamauchi-Kawaura C, Fujii K, Akahane K, Yamauchi M, Narai K, Aoyama T, Katsu T, Obara S, Imai K, Ikeda M. Yamauchi-Kawaura C, et al. Among authors: obara s. Radiat Prot Dosimetry. 2015 Feb;163(2):188-201. doi: 10.1093/rpd/ncu155. Epub 2014 May 12. Radiat Prot Dosimetry. 2015. PMID: 24821932

6

Induced radioactive nuclides of 10-MeV radiotherapy accelerators detected by using a portable HP-Ge survey meter.

Fujibuchi T, Obara S, Yamaguchi I, Oyama M, Watanabe H, Sakae T, Katoh K. Fujibuchi T, et al. Among authors: obara s. Radiat Prot Dosimetry. 2012 Jan;148(2):168-73. doi: 10.1093/rpd/ncr005. Epub 2011 Feb 10. Radiat Prot Dosimetry. 2012. PMID: 21317145

7

Evaluation of organ doses in adult and paediatric CT examinations based on Monte Carlo simulations and in-phantom dosimetry.

Fujii K, Nomura K, Muramatsu Y, Takahashi K, Obara S, Akahane K, Satake M. Fujii K, et al. Among authors: obara s. Radiat Prot Dosimetry. 2015 Jul;165(1-4):166-71. doi: 10.1093/rpd/ncv074. Epub 2015 Apr 5. Radiat Prot Dosimetry. 2015. PMID: 25848103

8

Organ Dose Evaluations Based on Monte Carlo Simulation for CT Examinations Using Tube Current Modulation.

Fujii K, Nomura K, Muramatsu Y, Obara S, Akahane K, Kusumoto M. Fujii K, et al. Among authors: obara s. Radiat Prot Dosimetry. 2017 Apr 28;174(3):387-394. doi: 10.1093/rpd/ncw144. Radiat Prot Dosimetry. 2017. PMID: 27342451

9

VALIDATION OF MONTE CARLO DOSE CALCULATION FOR PAEDIATRIC CT EXAMINATIONS USING TUBE CURRENT MODULATION BASED ON IN-PHANTOM DOSIMETRY.

Fujii K, Nomura K, Muramatsu Y, Obara S, Goto T, Akahane K, Ota H, Tsukagoshi S, Kusumoto M. Fujii K, et al. Among authors: obara s. Radiat Prot Dosimetry. 2018 Dec 1;182(4):508-517. doi: 10.1093/rpd/ncy109. Radiat Prot Dosimetry. 2018. PMID: 30032259

10

Correlation analysis of organ doses determined by Monte Carlo simulation with dose metrics for patients undergoing chest-abdomen-pelvis CT examinations.

Fujii K, Nomura K, Muramatsu Y, Goto T, Obara S, Ota H, Tsukagoshi S. Fujii K, et al. Among authors: obara s. Phys Med. 2020 Sep;77:1-9. doi: 10.1016/j.ejmp.2020.07.016. Epub 2020 Aug 2. Phys Med. 2020. PMID: 32755745

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