

Office Automation Technology and Servi…


Officers Advanced Training School


Open Area Test Site


Optical Alignment Transfer System


Options Automated Trading System


orbit and attitude tracking system

Obligations Assimilables du Trésor

Office Automation and Technology Servi…

Office Automation Technology and Servi…

Online AIF Transaction System

Online Allowance Transfer System

Open Air Test Site

Operation Assignments Tracking System

Operations Analysis for Tactical Suppo…

Optical Attenuation Test Set

OPTICAL ATTITUDE TRANSFER SYSTEM

Optional Application Tapes

Orbiter Avionics Tracking System

Order Audit Trail System

Organic anion transporters

Original Article Tearsheet Service

osteochondral autograft transfer syste…

Over-the-Air Activation TeleService

Oxford Air Training School

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