<abbreviation> 2,5-diphenyloxazole, a liquid scintillator; preferred provider organization. ... (05 Mar 2000) ... Found on http://www.encyclo.co.uk/local/20973
Preferred provider organization. Allows a patient to use any doctor or hospital within the network to provide health care at reduced rates to the insurer's or administrator's clients. Found on https://www.encyclo.co.uk/local/22779