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Description: Natural substances are substances that occur in nature, such as plant extracts, microorganisms, and animal products.

Example domain paragraphs

In recent decades, science has made significant progress in the synthesis of new pharmaceuticals based on natural substances.

Studies whose purpose is to evaluate the safety, effectiveness, or utility of an exposure include studies of different types of treatments.

The execution of biomedical research of pharmacological drugs, testing of medical instruments, devices and devices, new invasive (surgical) methods of treatment of patients requires obligatory preliminary determination of their safety for humans by organizing preclinical tests and testing.

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