PACS

Pacte Civil de Solidarité (International » French)

*** Picture Archiving and Communications System (Computing » General)

*** Picture Archiving and Communications System (Medical » Hospitals)

*** Physics and Astronomy Classification Scheme (Academic & Science » Geology)

*** Physics and Astronomy Classification Scheme (Academic & Science » Astronomy)

*** Physics and Astronomy Classification Scheme (Academic & Science » Physics)

* Pan American Climate Studies (Academic & Science » Ocean Science)

* Pan American Climate Studies (Academic & Science » Meteorology)

* Pan- American Climate Studies (Academic & Science » Meteorology)

* Personal Access Communications System (Computing » General)

* Philadelphia Area Computer Society (Computing » General)

* Peacemaking And Conflict Studies (Academic & Science » Universities)

* Workshop on Power- Aware Computer Systems (Community » Conferences)

* Partial Anterior Circulation Syndrome (Medical » Physiology)

* Professional Analytical and Consulting Services (Business » Firms)

* Public- Access Computer System (Internet)

* Public- Access Computer System (Community)

* Patriot Act Communications System (Governmental » Military)

* Polar Acquisition and Control Subsystem (Academic & Science » Meteorology)

* Personal Air Conditioning System (Governmental » Military)

* Protection Availability Continuity Scalability (Computing » Networking)

* Picture Archiving And Communication Software (Computing » Software)

* Pediatric Activity Card Sort (Medical » Hospitals)

* Pediatric Activity Card Sort (Medical » Physiology)

* Photodetector Array Camera Spectrometer (Governmental » NASA)

* Power- Aware Computer System (Computing » Hardware)