Japan: Interventional Radiologists (Quant n=300) US/EU5: Otolaryngologists (Quant n=100) US: Patients (Ethnographic n=30) China, US, EU: Hepatologists (Qual n=65) Australia: Bariatric Surgeons (Qual / Quant n=25) US: Vascular Surgeons (Qual n=25) South Africa: Community Nurses (Qual / Quant n=60) EU: Cardio Thoracic Surgeons (Qual n=15) UK: Oncologists (Qual n=30) Japan: Hepatologists (Quant n=90) US / EU: General Practice (Qual / Quant n=180) Sweden / Holland: Nephrologists (Qual n=24) US: Cardiologists (Qual n=30) EU: Psychiatrists (Qual n=12)