Advanced Clinical Research Services is a part of the Advanced Group of Companies and is based in Lincolnshire, Ill. The company provides a variety of data management solutions and services for clinical trials including data entry, data quality assurance, medication coding, case-report form design, database creation, database testing prior to study initiation, testers for database validation and initial queries, dictionary coding, data audits, biostatistics, programming, Oracle-clinical training, safety review and project management.