ABA-insensitive 
Abl-interactor 
abortive infection 
abscisic acid-insensitive 
Absolute Breadth Index 
Abstracted Business Information 
Access Bridging Interface 
acquired brain injuries 
Acquired Brain Injury 
acute brain injury 
Ada Binding Interface 
Adaptive Behavior Inventory 
Adaptive Brain Interfaces 
adenosine breakdown inhibition 
Advance Boundary Information 
Advanced Baseline Imager 
Advanced Briefings to Industry 
Air Business International 
Airborne Broadcast Intelligence 
Aktionsbuendnis fuer Barrierefreie Inf… 
Alabama Bureau of Investigation 
American Bell Incorporated 
American Bell, Inc. 
American Business Initiative 
American Butter Institute 
Ankle Brachial Index 
ankle to brachial index 
ankle/brachial systolic blood pressure… 
ankle-brachial blood pressure index 
ankle-brachial index