| ERF | Education and Research Foundation; external rotation in flexion; Eye Research Foundation |
|---|---|
| IHF | Industrial Health Foundation; integration host factor; International Hospital Foundation |
| NAF | nafcillin; National Amputation Foundation; National Ataxia Foundation; net acid flux |
| NOF | National Osteopathic Foundation; National Osteoporosis Foundation |
| ESA | Electrolysis Society of America; endocardial surface area; epidermal surface antigen; esterase; este... |