What does PHS stand for?

Packaging, Handling, and Storage (MCD)

Pallottine House of Studies

Pan Head Steel (IAA)

Parallel Half Subtracter (SAUS)

Partial Hospitalization Program (STED)

Particularly Hazardous Substance

Paternal Half Sister (OA)

Pathological Human Serum - Serology

Patient-Heated Serum (STED)

Payload Handling Station - NASA (MCD)

Pennsylvania Historical Society (SAUS)

Pennsylvania Horticultural Society - An association

Personal Handyphone System - Telecommunications

Personal Health Summary (SAUS)

Personal Health Survey - Psychology

Personal Hygiene Subsystem - NASA (KSC)

Phenylalanine Hydroxylase Stimulator (STED)

Phitsanuloke - Thailand - Airport symbol (OAG)

Photographic Historical Society (EA)

Photo Hydrography System (SAUS)

Physicians Health Services

Physicians' Health Study

Plastics Historical Society - United Kingdom (EAIO)

Plated Heat Sink (SAUS)

Police History Society - British (DBA)

Polyhydroxystyrene - Also, PHOST - Organic chemistry

Pontiac Historic Services - Automotive industry

Pooled Human Serum - Hematology (DMAA)

Postal History Society (EA)

Postcard History Society (EA)

Posthypnotic Suggestion - Psychology

Post-hysterectomy Syndrome - Medicine (EDAA)

Precision Hover Sensor (PDAA)

Preferred Health Strategies, Ltd. - Commercial firm

Prepared Hessian Surfacing - Air Force

Presbyterian Historical Society (EA)

Price History System (MCD)

Printing Historical Society - British

Printing House Square (DGA)

Prison Health Services (SAUS)

Probability of Having a Space

Program for Human Sexuality - Medicine (EDAA)

Progressive Hongkong Society - Political party

Prostaglandin H Synthase - An enzyme (GNE)

ProVantage Health Svcs. - NYSE symbol (SPSG)

Public Health and Safety, Inc. - Commercial firm

Public Health Service - Department of Health and Human Services

Public Health Service Technologies (MHID)

Public Health Standards (SAUS)

Pulmonary Hypertension Syndrome (SAUS)

Pulse Height Selection (SAUS)

Pumped Hydro Storage - Power source

Somerset State Hospital, Somerset, PA - OCLC symbol (OCLC)