China 
Africa 
- Antebrachial fascia
- Antecedents
- Antenatal depression
- Antenatal steroids
- Antennae
- Antepartum hemorrhage
- Anterior
- Anterior accessory saphenous vein
- Anterior cardiac veins
- Anterior cardinal vein
- Anterior cerebral artery
- Anterior cervical discectomy and fusion
- Anterior chamber
- Anterior chamber angle
- Anterior choroidal artery
- Anterior ciliary arteries
- Anterior cingulate
- Anterior cingulate cortex
- Anterior clinoid process
- Anterior commissure
- Anterior communicating artery
- Anterior corticospinal tract
- Anterior cranial fossa
- Anterior cruciate ligament
- Anterior cruciate ligament injury
- Anterior cruciate ligament reconstruction
- Anterior ethmoidal artery
- Anterior ethmoidal nerve
- Anterior fontanel
- Anterior fontanelle
- Anterior funiculus
- Anterior horn
- Anterior horn cell disease
- Anterior horn cells
- Anterior hypothalamus
- Anterior inferior cerebellar artery
- Anterior inferior iliac spine
- Anterior insula
- Anterior interosseous artery
- Anterior interosseous nerve
- Anterior interventricular sulcus
- Anterior ischemic optic neuropathy
- Anterior jugular vein
- Anterior lacrimal crest
- Anterior lobe
- Anterior longitudinal ligament
- Anterior median fissure
- Anterior nares
- Anterior nasal spine
- Anterior neuropore
- Anterior olfactory nucleus
- Anterior perforated substance
- Anterior pituitary
- Anterior sacroiliac ligament
- Anterior segment
- Anterior spinal artery
- Anterior spinal artery syndrome
- Anterior superior iliac spine
- Anterior talofibular ligament
- Anterior teeth
- Anterior temporal lobectomy
- Anterior tibial artery
- Anterior tibial vein
- Anterior triangle of the neck
- Anterior uveitis
- Anterograde
- Anterograde amnesia
- Anterolateral ligament
- Anterolateral system
- Anterolisthesis
- Anteroventral periventricular nucleus
- Anthelmintics
- Antheraxanthin
- Anthocyanidin
- Anthocyanin
- Anthocyanins
- Anthophyllite
- Anthracosis
- Anthracyclines
- Anthramycin
- Anthranilic acid
- Anthraquinone
- Anthrax
- Anthrax immune globulin
- Anthrax toxin
- Anthrax vaccine
- Anthrax vaccine adsorbed
- Anthrone
- Anthropometry
- Anthroposophic medicine
- Anti
- Anti centromere antibodies
- Anti citrullinated protein antibody
- Anti dsDNA antibodies
- Anti smooth muscle antibody
- Anti thymocyte globulin
- Anti-CD22 immunotoxin
- Anti-CD3 monoclonal antibody
- Anti-DNase B
- Anti-GBM
- Anti-IL-6
- Anti-Jo1
- Anti-NMDA receptor encephalitis
- Anti-Scl-70 antibodies
- Anti-VEGF
- Anti-acne agent
- Anti-angiogenic
- Anti-centromere antibodies
- Anti-citrullinated protein antibody
- Anti-diabetic drugs
- Anti-dsdna antibodies
- Anti-gliadin antibodies
- Anti-histone antibodies
- Anti-immunoglobulin
- Anti-inflammation
- Anti-inflammatory
- Anti-inflammatory agent
- Anti-inflammatory agents
- Anti-inflammatory drug
- Anti-lymphocyte globulin
- Anti-miRNA oligonucleotides
- Anti-microtubule agent
- Anti-mitochondrial antibody
- Anti-nRNP
- Anti-neutrophil cytoplasmic antibody
- Anti-obesity medication
- Anti-oppressive practice
- Anti-psychiatry
- Anti-saccade task
- Anti-saccharomyces cerevisiae antibody
- Anti-scatter grid
- Anti-scl-70 antibodies
- Anti-seborrheic
- Anti-sigma factors
- Anti-smooth muscle antibody
- Anti-social behavior
- Anti-tetanus immunoglobulin
- Anti-thymocyte globulin
- Anti-thyroid autoantibodies
- Anti-transglutaminase antibodies
- Antiadrenergic
- Antiallergic
- Antiandrogens
- Antianginal
- Antiangiogenic therapy
- Antiapoptotic
- Antiarrhythmic agents
- Antiarrhythmic drugs
- Antibacterial activity
- Antibacterial agent