Hearing aids market report covers the different products, hearing los Hearing aids market | Page 9

RESEARCH METHODOLOGY • FIGURE 5 DATA TRIANGULATION METHODOLOGY • • • • • • • • • • 2.3 • MARKET SHARE ESTIMATION The market shares for key players have been calculated on the basis of secondary data available through paid and unpaid sources and by analyzing the product portfolios of the top companies. This data was further validated through expert interviews. [email protected] www.marketsandmarkets.com 9