Caregivers as casualties.
Barker
E R
ER
D049672:History, 19th Century; D049673:History, 20th Century; D008888:Military Nursing / Q000266:history*; D009784:Occupational Diseases / Q000266:history* / Q000523:psychology; D013313:Stress Disorders, Post-Traumatic / Q000266:history*; D014481:United States; D014744:Vietnam