Kazuhiro P Izawa, Yusuke Kasahara, Koji Hiraki, Yasuyuki Hirano, Koichiro Oka, Satoshi Watanabe. Longitudinal Changes of Handgrip, Knee Extensor Muscle Strength, and the Disability of the Arm, Shoulder and Hand Score in Cardiac Patients During Phase II Cardiac Rehabilitation. Diseases (Basel, Switzerland). 2019. 7. 1
Kazuhiro P Izawa, Yusuke Kasahara, Koji Hiraki, Yasuyuki Hirano, Koichiro Oka, Satoshi Watanabe. Relationship between Daytime Sleepiness and Health Utility in Patients after Cardiac Surgery: A Preliminary Study. International journal of environmental research and public health. 2018. 15. 12
Kazuhiro P Izawa, Yusuke Kasahara, Koji Hiraki, Yasuyuki Hirano, Satoshi Watanabe. Age-Related Differences of Maximum Phonation Time in Patients after Cardiac Surgery. Diseases (Basel, Switzerland). 2017. 6. 1