| LRF | latex and resorcinol formaldehyde; liver residue factor; luteinizing hormone-releasing factor |
|---|---|
| LRSF | lactating rat serum factor; liver regenerating serum factor |
| LTF | lactotransferrin; lipotropic factor; lymphocyte-transforming factor |
| MAF | macrophage activation factor; macrophage agglutinating factor; maximum atrial fragmentation; minimum... |
| OAF | open air factor; osteoclast activating factor |