total 12
drwxr-xr-x 4 root root 4096 Jun 19 06:57 radiology_13
drwxr-xr-x 4 root root 4096 Jun 19 06:57 radiology_81
drwxr-xr-x 5 root root 4096 Jun 19 06:57 skin_20

ls -l total 12
drwxr-xr-x 4 root root 4096 Jun 19 06:57 radiology_13
drwxr-xr-x 4 root root 4096 Jun 19 06:57 radiology_81
drwxr-xr-x 5 root root 4096 Jun 19 06:57 skin_20
