At

Symbol for astatine.

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abdominal thrusts; Achard-Thiers [syndrome]; achievement test; Achilles tendon; activity training; acute thrombosis; adaptive thermogenesis; adenine-thymine; adeninethyronine; adipose tissue; adjunctive therapy; adnexal torsion; air temperature; allergy treatment; amino acid transporter; aminotransferase; aminotriazole; amitriptyline; anaerobic threshold; anaphylotoxin; angiotensin; anterior tibia; antithrombin; antitrypsin; antral transplantation; applanation tonometry; ataxia-telangiectasia; atmosphere; atraumatic; atresia, tricuspid; atrial tachycardia; atrial tumor; atropine; attenuate, attenuation; autoimmune thrombocytopenia; axonal terminal; old tuberculin [Ger. alt Tuberkulin]

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At symbol astatine

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atrial tachycardia.