PRINCETON, N.J., April 07, 2020 (GLOBE NEWSWIRE) — Integra LifeSciences Holdings Corporation (NASDAQ: IART), a leading global medical technology company, announced today certain unaudited preliminary first quarter financial results.  The company also announced that it will release full first quarter 2020 financial results on Thursday, May 7, 2020, prior to market open.  Given the existing uncertainty related …