Otsu, H., Moriyama, M. and Makaya, M. (2013) The Realities Regarding Difficult Nursing Support for Elderly Demented Patients with Deteriorating Chronic Heart Failure. The Journal of Japanese Association of Cardiovascular Nursing, 8, 26-34.
 Ministry of Health, Labor and Welfare (2017) Medical Reimbursement for 2016. 206-208.
 Otsu, H. (2015) Difficulty and Effective Nursing Care of Demented People with Chronic Heart Failure for Certified Nurse in Dementia Nursing. The Journal of Japanese Association of Cardiovascular Nursing, 10, 64-74.
 Otsu, H., Inoguchi, T., Moriyama, M., Takayama, S., Watanabe, Y. and Kume, M. (2018) Characteristics of Patients with Decreased Cognitive Function Undergoing Treatment for Acute Exacerbation of Chronic Heart Failure-Basic Survey for Standardization of Nursing to Prevent Discontinuation of Treatment. Health, 10, 667-690.
 Guideline on Diagnosis and Treatment of Cardiovascular Disease (Report of Joint Research Group of 2010): Guidelines for Treatment of Acute Heart Failure (JCS 2011).
 Otsu, H., Takayama, S. and Watanabe, Y. (2013) An Examination of the Utility of Protocol in Dealing with Wandering for Elderly People with Dementia. Journal of Health Science Research, 3, 85-99.
 Kobayashi, Y., Yano, S. and Koga, M. (2015) The Creation and Investigation of the Efficacy of Safe and Comfortable Dorsal Open Sitting Position Protocol for Patients with Acute Cerebral Hemorrhage Patients. Journal of Japanese Academy of Neuroscience Nursing, 3, 23-31.
 Otsu, H., Tamada, S., Kudo, M. and Ogasawara, E. (2016) Fundamental Inquiry to Consider a Way of Nursing Care for Demented Elderly with Physical Disease. Journal of Health Science Research, 6, 13-28.