Fremont, CA, Dec. 22, 2021 (GLOBE NEWSWIRE) — via NewMediaWire — ABVC Biopharma, Inc. (NASDAQ: ABVC), a clinical stage biopharmaceutical company developing therapeutic solutions in oncology/hematology, CNS, and ophthalmology, today announced that Vitargus®, the world’s first bio-degradable vitreous substitute, was presented by Dr.