Veterans Health Administration
The Veterans Health Administration ( VHA ) is the component of the United States Department of Veterans Affairs ( VA ) led by the Under Secretary of Veterans Affairs for Health that implements the healthcare program of the VA through the administration and operation of numerous VA Medical Centers ( VAMC ) , Outpatient Clinics ( OPC ) , Community Based Outpatient Clinics ( CBOC ) , and VA Community Living Centers ( VA Nursing Home ) Programs . 
<triplet> United States Department of Veterans Affairs <subj> Veterans Health Administration <obj> subsidiary