blood pressure arduino hack

http://www.thinkering.de/cms/?p=325
http://www.electronics-lab.com/hacking-a-blood-pressure-monitor/

http://sensorembedded.com/index.php?main_page=product_info&products_id=592

https://www.edusteinhorst.com/hacking-a-blood-pressure-monitor/

https://www.instructables.com/id/Blood-Pressure-Monitor/