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Prepaid Expenses (Tables)
6 Months Ended 12 Months Ended
Jun. 30, 2019
Dec. 31, 2018
Prepaid Expenses [Abstract]    
Schedule of prepaid expenses

   June 30,
2019
   December 31,
2018
 
Prepaid insurance  $14,752   $28,828 
Prepaid products and services   169,006    54,870 
Prepaid rent and security deposit   10,000    5,915 
   $193,758   $89,613 
   2018   2017 
Prepaid insurance  $28,828   $30,847 
Prepaid products and services   54,870    66,246 
Prepaid rent and security deposit   5,915    5,915 
   $89,613   $103,008