EFSUMB Technical Quality Assurance Group –US-TQA/B. Guideline for Technical Quality Assurance(TQA) of ultrasound devices (B-Mode)—version 1.0 (July 2012):EFSUMB technical Quality Assurance Group – US-TQA/B - Kollmann, C; deKorte, C; Dudley, NJ (Ultraschall Med, 2012)
et al.