<unk>  is a branch of healthcare science that determines the safety and effectiveness (efficacy) of medications, devices, diagnostic products and treatment regimens intended for human use. These may be used for prevention, treatment, diagnosis or for relieving symptoms of a disease.<unk>  is different from clinical practice. In clinical practice established treatments are used, while in<unk>  evidence is collected to establish a treatment.
Clinical research
In silico clinical trials
Analysis of clinical trials
Phases of clinical research
Gain-of-function research
Translational research
Real world data
Solidarity trial