Note 4 - Accounts Receivable, net

3 Months Ended

Jun. 30, 2018

Receivables [Abstract]

Loans, Notes, Trade and Other Receivables Disclosure [Text Block]

Note 4 – Accounts Receivable, net

The following table sets forth the components of accounts receivable:

	June 30, 2018			March 31, 2018
Government	$	454,130		$	998,522
Commercial		226,254			104,027
Less: Allowance for doubtful accounts		(7,500	)		(7,500	)
	$	672,884		$	1,095,049