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Biomedical data
- 22/07/1961 Astronaut John Glenn having an electrocardiograph done during medical testing
- 12/12/1961 Astronaut John Glenn tests balance mechanism performance
- 17/12/1961 Astronaut Scott Carpenter tests balance mechanism performance
- 02/02/1964 Astronaut John Glenn tests balance mechanism performance
- 02/12/1964 Astronaut John Glenn tests balance mechanism performance