1. ISO 532:1975 Acoustics — Method for calculating loudness level
2. ISO 12417-1:2015 Cardiovascular implants and extracorporeal systems — Vascular device-drug combination products — Part 1: General requirements
3. ISO 14971 Medical devices — Application of risk management to medical devices
4. IEC 60651 Recommendations for impulse sound level meters publication 179 A
5. Guidelines for reporting mortality and morbidity after cardiac valve interventions