$ OZSC Ozop Surgical to Present at the 9th Annual LD Micro Invitational LOS ANGELES, CA / ACCESSWIRE / May 22, 2019 / Ozop Surgical Corp. (OTCQB: OZSC) Will be presenting at the 9th annual LD Micro Invitational on June 5th Michael Chermak, CEO will be presenting https://ir.ozopsurgical.com/press-releases/detail/17/ozop-surgical-corp-to-present-at-the-9th-annual-ld-micro