SYSTEMA: Anatomy atlas app analytics for April 20

Systema is an application that provides a set of courses on human anatomy, each of which includes many interactive lessons in three-dimensional space with detailed information on each topic, audio accompaniment and an extensive set of tasks with unique mechanics for consolidating and verifying the knowledge gained. Terms of use: https://systema-learn.com/Docs/Terms Privacy policy: https://systema-learn.com/Docs/Privacy