Feasibility of using counts-per-volume approach with a new SPECT phantom to optimize the relationship between administered dose and acquisition time

Ichikawa Hajime, Shibutani Takayuki, Shimada Hideki, Okuda Koichi, Kato Toyohiro, Nosaka Hiroki, Nagaki Akio, Onoguchi Masahisa

RADIOLOGICAL PHYSICS AND TECHNOLOGY   16 ( 2 )   244 - 253   2023.6

Modified signal-to-noise ratio in the liver using the background-to-lung activity ratio to assess image quality of whole-body F-18-fluorodeoxyglucose positron emission tomography

Yamashita Shozo, Okuda Koichi, Nakaichi Tetsu, Yamamoto Haruki, Yoneyama Tatsuya, Yokoyama Kunihiko

RADIOLOGICAL PHYSICS AND TECHNOLOGY   16 ( 1 )   94 - 101   2023.3

Machine learning-based prediction of conversion coefficients for I-123 metaiodobenzylguanidine heart-to-mediastinum ratio

Okuda Koichi, Nakajima Kenichi, Kitamura Chiemi, Ljungberg Michael, Hosoya Tetsuo, Kirihara Yumiko, Hashimoto Mitsumasa

JOURNAL OF NUCLEAR CARDIOLOGY   2023.2