Funding for this research was provided by:
The Ministry of Science and Technology of China: Comprehensive Intervention Strategies for Chronic Non-communicable Diseases with Attention Deficit Hyperactivity Disorder (2016YPC1306100)
Beijing Municipal Administration of Hospitals youth Programme (QML20171904)
Article History
Received: 23 August 2019
Accepted: 28 November 2019
First Online: 3 January 2020
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.
: No ethical approval was required for the information-gathering in this study, as it did not involve the collection of personal information or biological material.