VaccineVaccines are biological preparations developed from modified versions of the micro-organisms that cause a disease. Vaccines improve or convey immunity to particular diseases, usually in an effort to prevent or cure disease.
ValidityScientific validity refers to how well a measurement, test or study measures what it is intended to measure.
VVKTLithuanian National Competent Authority.http://www.vvkt.lt/"
VectorIn gene therapy, a vector is a method of delivering DNA into patients' cells. A common vector used in gene therapy is the adenovirus. A gene therapy vector must be customised to attempt treatment of a particular disorder. To be successful, a vector must target the right cells, the gene it is(...)
Vulnerable participants or populationsVulnerable participants or populations are individuals or groups of individuals who are unable to give informed consent to take part in a clinical trial, such as children or people affected by mental health conditions, or who may come under pressure from others to take part. It also includes(...)
