LONDON, May 22, 2019 /PRNewswire/ — Smith & Nephew (LSE: SN,NYSE: SNN), the global medical technology business, today presented new data at the International Society for Pharmacoeconomics and Outcomes Research (ISPOR), Annual Meeting in New Orleans. This data, presented for the first time, compared 90-day episode of care outcomes for its proprietary OXINIUM™, Oxidized Zirconium alloy, bearing surface …