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ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Tables)
12 Months Ended
May 31, 2019
Payables and Accruals [Abstract]  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
 

2019

 

2018

Accounts payable
and accrued expenses

$

999,593

 

$

655,599

Deferred rent

 

37,972

 

 

31,357

 

$

1,037,565

 

$

 686,956