| Abbreviations | Meaning |
 | ACPC | Aminocyclopentane Carboxylic (acid) |
 | MMA | Monomethylarsonic Acid |
 | UDPGA | Uridine Diphosphate-glucuronic Acid |
 | UBA | Undenaturated Bacterial Antigen; Ureidoisobutyric Acid |
 | ABA | Abscissic Acid; Allergic Bronchopulmonary Aspergillosis; American Board Of Anesthesiologists |
 | OA | Octanoic Acid |
 | PAT | Picric Acid Turbidity |
 | UA/C | Uric Acid/creatinine [ratio] |
 | PLA | Polylactic Acid |
 | AGAG | Acidic Glycosaminoglycans |
 | BUA | Blood Uric Acid; Broadband Ultrasonic Attenuation |
 | HVA | Homovanillic Acid |
 | GOBAB | Gamma-hydroxy-beta-amino-butyric Acid |
 | ANA | Acetylneuraminic Acid |
 | AMD | Acid Maltase Deficiency; Acromandibular Dysplasia; Actinomycin D; S-adenosylmethionine Decarboxylase; Adrenomyelodystrophy |