| Abbreviations | Meaning |
 | NASBA | Nucleic Acid Sequence-based Amplification |
 | U | Uridylic Acid |
 | AAAD | Aromatic Amino Acid Decarboxylase |
 | IA | Indolic Acid |
 | GD-CDTA | Gadolinium-cyclohexane-diamine-tetraacetic Acid |
 | HMMA | 4-hydroxy-3-methoxymandelic Acid |
 | POLY-A, POLY(A) | Polyadenylic Acid |
 | WAP | Wandering Atrial Pacemaker; Whey Acid Protein; Wireless Application Protocol [telemedicine] |
 | RAPD | Randomly Amplified Polymorphic Deoxyribonucleic Acid [DNA]; Relative Afferent Pupillary Defect |
 | PAO | Peak Acid Output |
 | PLA | Polylactic Acid |
 | HICA | Hydroxyisocaproic Acid |
 | IPA | Indol-3-pyruvic Acid |
 | PBH | Profiling By Hybridization; Pulling Boat Hands; Pyrenabutyric Acid Hydrazide |
 | FUFA | Free Volatile Fatty Acid |