Quarterly report pursuant to Section 13 or 15(d)

11. GOVERNMENT CONTRACTS AND GRANTS AND RELATED REVENUE RECOGNITION (Details)

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11. GOVERNMENT CONTRACTS AND GRANTS AND RELATED REVENUE RECOGNITION (Details) - USD ($)
3 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Breast Cancer Grant [Member]    
Contract revenue $ 30,000  
Melanoma Cancer Grant [Member]    
Contract revenue   $ 149,625