Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition (Details) - Schedule of net revenues and percentages by type of customer

v3.22.1
Revenue Recognition (Details) - Schedule of net revenues and percentages by type of customer - Clinical Services [Member] - USD ($)
 3 Months Ended 9 Months Ended
Apr. 30, 2022
Apr. 30, 2021
Apr. 30, 2022
Apr. 30, 2021
Revenue category        
Revenue services net $ 18,360 $ 25,018    
Revenue services net, percentage 100.00% 100.00%    
Revenue category        
Revenue services net     $ 62,045 $ 70,229
Revenue services net, percentage     100.00% 100.00%
Third-party payer [Member]        
Revenue category        
Revenue services net $ 10,817 $ 16,135    
Revenue services net, percentage 58.00% 64.00%    
Revenue category        
Revenue services net     $ 36,962 $ 44,138
Revenue services net, percentage     60.00% 63.00%
Medicare [Member]        
Revenue category        
Revenue services net $ 2,436 $ 2,952    
Revenue services net, percentage 13.00% 12.00%    
Revenue category        
Revenue services net     $ 7,949 $ 10,265
Revenue services net, percentage     13.00% 15.00%
Patient self-pay [Member]        
Revenue category        
Revenue services net $ 2,177 $ 2,468    
Revenue services net, percentage 12.00% 10.00%    
Revenue category        
Revenue services net     $ 6,727 $ 6,524
Revenue services net, percentage     11.00% 9.00%
HMOs [Member]        
Revenue category        
Revenue services net $ 3,200 $ 3,463    
Revenue services net, percentage 17.00% 14.00%    
Revenue category        
Revenue services net     $ 10,407 $ 9,302
Revenue services net, percentage     16.00% 13.00%