Quarterly report pursuant to Section 13 or 15(d)

3. RESEARCH AND DEVELOPMENT EXPENSES (Details)

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3. RESEARCH AND DEVELOPMENT EXPENSES (Details) - USD ($)
3 Months Ended 6 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Research and Development [Abstract]        
Research and development expense $ 222,857 $ 178,800 $ 470,882 $ 402,566