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Note 8 - Revenue
9 Months Ended
Sep. 30, 2022
Notes to Financial Statements  
Revenue from Contract with Customer [Text Block]

8.

Revenue

 

         The table below disaggregates our external revenue by major source (in thousands):

 

 

  

Three Months Ended

  

Nine Months Ended

 
  

September 30,

  

September 30,

 
  

2022

  

2021

  

2022

  

2021

 

Testing

 $5,554  $5,859  $16,759  $16,275 

Shipping/Collection (hair)

  937   774   2,687   2,069 

Other

  25   40   91   129 

Total Revenue

 $6,516  $6,673  $19,537  $18,473