total 12
drwxr-xr-x 5 root root 4096 Jun 19 07:38 mri_17
drwxr-xr-x 8 root root 4096 Jun 19 07:38 optician_25
drwxr-xr-x 3 root root 4096 Jun 19 07:38 radiology_41

ls -l total 12
drwxr-xr-x 5 root root 4096 Jun 19 07:38 mri_17
drwxr-xr-x 8 root root 4096 Jun 19 07:38 optician_25
drwxr-xr-x 3 root root 4096 Jun 19 07:38 radiology_41
