| UNOS | United Network for Organ Sharing |
|---|---|
| VNO | vomeronasal organ |
| SI | System of International Units (Systeme International D'unites) |
| BIPM | International Bureau of Weights and Measures [Fr. Bureau International des Poids et Mesures] |
| IAG | International Association of Gerontology; International Academy of Gnathology |