Funding for this research was provided by:
The Japan Society for the Promotion of Science (15H05684, 18H02904)
Received: 24 September 2019
Accepted: 10 December 2019
First Online: 26 December 2019
Ethics approval and consent to participate
: This single-center observational study was approved by the Ethics Committee of Kagoshima University.
: Not applicable.
: The ELISA for histone H3 is a product in the development of Shino-Test Corporation, where SY is an employee. IM holds an endowed chair at Kagoshima University and receives research funding from Shino-Test Corporation. The funding is for academic promotion and is not directly related to the present study. The remaining authors declare that they have no competing interests.