Kiyoaki Niimi, Masafumi Hirai, Hirohide Iwata, Keiko Miyazaki. Ultrasonographic findings and the clinical results of treatment for lymphedema. Annals of vascular diseases. 2014. 7. 4. 369-75
M Hirai, H Iwata, K Niimi, K Miyazaki, A Koyama, R Komatsubara. Improvement of a three-dimensional measurement system for the evaluation of foot edema. Skin research and technology : official journal of International Society for Bioengineering and the Skin (ISBS) [and] International Society for Digital Imaging of Skin (ISDIS) [and] International Society for Skin Imaging (ISSI). 2012. 18. 1. 120-4
M Hirai, K Niimi, K Miyazaki, H Iwata, I Sugimoto, H Ishibashi, T Ota, Y Kominami. Development of a device to determine the stiffness of elastic garments and bandages. Phlebology. 2011. 26. 7. 285-91
Kiyoaki Niimi, Masayoshi Kobayashi, Hiroshi Narita, Kiyohito Yamamoto, Kimihiro Komori. Evaluation of the efficacy of venous thromboembolism prophylaxis guideline implementation in Japan. Surgery today. 2010. 40. 12. 1129-36
M Hirai, K Niimi, H Iwata, I Sugimoto, H Ishibashi, T Ota, H Nakamura. Comparison of stiffness and interface pressure during rest and exercise among various arm sleeves. Phlebology. 2010. 25. 4. 196-200