Global Bariatric Devices Market: By Cause, Procedure and Type of Device (2014-2020) July 2014 | Page 14

RESEARCH METHODOLOGY The quantitative and qualitative data collected for the Bariatric Devices market report is from a combination of secondary and primary sources. Research interviews were conducted with senior executives and/or managers of leading solution providers. These Key Opinion Leaders (KOLs) were then provided a questionnaire to gather quantitative and qualitative inputs on their operations, performance, strategies and views on the overall market, including key developments and technology trends. Data from interviews is consolidated, checked for consistency and accuracy, and the final market numbers are again validated by experts. The global market was split by product types and geography based on different factors like primary and secondary sources, understanding of the number of companies operating in each segment and also KOL insights. We have used various secondary sources such as directories, articles, white papers, newsletters, annual reports and paid databases such as OneSource, Hoovers and Factiva to identify and collect information for extensive technical and commercial study of the augmented and virtual reality in healthcare market. The following secondary sources were also used in the production of report and in triangulation of data points.        American Society of Bariatric Physicians American Society for Metabolic and Bariatric Surgery American Board of Obesity Medicine The American Association of Bariatric Counselors (AABC) Bariatric Association of New England Canadian Association of Bariatric Physicians and Surgeons Obesity Surgery Society of Australia & New Zealand  Over 40 Key Manufacturing Company Websites The key players in the market and its value chain were identified through secondary research and their market opinions were also gathered in a similar way through telephonic interviews and questionnaires. We have also studied the annual reports of these top market players. Interviews with key opinion leaders such as directors, managers, marketing personnel were used extensively in understanding the need and emergence of the market.