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Note 1 - Organization and Summary of Significant Accounting Policies (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
  

March 31, 2022

  

December 31, 2021

 
  

(Unaudited)

  

(Audited)

 

Billed receivable

 $350,939  $101,175 

Unbilled receivable

  177,212   176,656 
  $528,151  $277,831 
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
  

March 31, 2022

  

December 31, 2021

 
  

(Unaudited)

  

(Audited)

 

Prepaid insurance

 $148,734  $326,712 

Prepaid expenses - other

  86,011   45,839 

Prepaid research and development expenses

  8,580    

Prepaid taxes

  845   3,279 
  $244,170  $375,830 
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
  

March 31, 2022

  

December 31, 2021

 
  

(Unaudited)

  

(Audited)

 

Research and development expenses

 $765,452  $1,363,889 

Legal expenses

  66,659   27,675 

Other

  34,210   156,389 
  $866,321  $1,547,953 
Schedule of Accrued Liabilities [Table Text Block]
  

March 31, 2022

  

December 31, 2021

 
  

(Unaudited)

  

(Audited)

 

Research and development expenses

 $257,000  $194,250 

Employee wages and benefits

  200,257   405,758 

Other

  75,750   109,552 
  $533,007  $709,560 
Schedule of Research and Development Costs [Table Text Block]
  

Three Months Ended March 31,

 
  

2022

  

2021

 
  

(Unaudited)

  

(Unaudited)

 

Outside contracted services

 $1,135,556  $1,659,194 

Personnel related costs

  206,790   148,162 

Facilities, overhead and other

  516   742 
  $1,342,862  $1,808,098