Qualified Person responsible for Pharmacovigilance

A question raised about a data point in a CRF, which may or may not result in a correction. Note: this may also refer to

The Quality Overall Summary (QOS) is a summary of all quality-related information provided by applicants to regulators in drug marketing or licensing applications

An individual, usually an employee of a pharmaceutical company, who is personally responsible for the safety of the human pharmaceutical products marketed by that company