.:
patients

./patients:
Teresa_Hernandez

./patients/Teresa_Hernandez:
prescriptions

./patients/Teresa_Hernandez/prescriptions:
Carl_Brown_prescription2.txt
Teresa_Brown_prescription1.txt

ls -R .:
patients

./patients:
Teresa_Hernandez

./patients/Teresa_Hernandez:
prescriptions

./patients/Teresa_Hernandez/prescriptions:
Carl_Brown_prescription2.txt
Teresa_Brown_prescription1.txt
