| APRL | American Prosthetic Research Laboratory |
|---|---|
| ARCI | Addiction Research Center Inventory |
| ARF | acute renal failure; acute respiratory failure; acute rheumatic fever; Addiction Research Foundation... |
| ARL | Association of Research Libraries; average remaining lifetime |
| ARNMD | Association for Research in Nervous and Mental Diseases |
| lauric acids | 12-carbon saturated monocarboxylic acids. (12 Dec 1998) |
|---|---|
| levulinic acids | Keto acids that are derivatives of 4-oxopentanoic acids (levulinic acid). (12 Dec 1998) |
| linoleic acids | Eighteen-carbon essential fatty acids that contain two double bonds. (12 Dec 1998) |
| linolenic acids | Eighteen-carbon essential fatty acids that contain three double bonds. (12 Dec 1998) |