| LTF | lactotransferrin; lipotropic factor; lymphocyte-transforming factor |
|---|---|
| MAF | macrophage activation factor; macrophage agglutinating factor; maximum atrial fragmentation; minimum... |
| MCF | macrophage chemotactic factor; median cleft face; medium corpuscular fragility; microcomplement fixa... |
| OAF | open air factor; osteoclast activating factor |
| OGF | ovarian growth factor; oxygen gain factor |