Aeterna Zentaris and Ceapro Announce Merger of Equals to Create a Diversified Biopharmaceutical Company TORONTO and EDMONTON, Dec. 14, 2023 (GLOBE NEWSWIRE) -- Aeterna Zentaris Inc. (NASDAQ: AEZS) (TSX: AEZS) (“Aeterna”) and Ceapro Inc. (TSXV: CZO) (OTCQX: CRPOF) (“Ceapro”), two innovative...