| DHHS | Department of Health and Human Services |
|---|---|
| DHR | delayed hypersensitivity reaction; Department of Human Resources |
| ECHO | echocardiography; enteric cytopathic human orphan [virus]; Etoposide, cyclophosphamide, Adriamycin, ... |
| ERC | endoscopic retrograde cholangiography; enteric cytopathic human orphan-rhino-coryza [virus]; erythro... |
| FPHE | formaldehyde-treated pyruvaldehyde-stabilized human erythrocytes |