The purpose of this subchapter shall be to implement a statewide emergency poison control-drug information-toxicological laboratory services program (PC-DI-TL) designed and structured to deliver, on a twenty-four-hour coverage basis, reliable, accurate, qualified professional judgments and responses to requests for emergency poison control-drug information data and toxicological laboratory services, such services to include, but not be limited to, analysis of blood, urine, vomitus, and gastric lavage for substance identification purposes.