total 16
drwxr-xr-x 4 root root 4096 Jun 19 08:04 .
drwxr-xr-x 5 root root 4096 Jun 19 08:04 ..
drwxr-xr-x 2 root root 4096 Jun 19 08:04 doctors
drwxr-xr-x 2 root root 4096 Jun 19 08:04 nurses

ls -al total 16
drwxr-xr-x 4 root root 4096 Jun 19 08:04 .
drwxr-xr-x 5 root root 4096 Jun 19 08:04 ..
drwxr-xr-x 2 root root 4096 Jun 19 08:04 doctors
drwxr-xr-x 2 root root 4096 Jun 19 08:04 nurses
