AETERNA ZENTARIS ANNOUNCES ABSTRACT OF RESULTS FROM FIRST PEDIATRIC STUDY OF MACIMORELIN ACCEPTED FOR PRESENTATION AT THE 22ND EUROPEAN CONGRESS OF ENDOCRINOLOGY CHARLESTON, S.C., July 30, 2020 (GLOBE NEWSWIRE) -- Aeterna Zentaris Inc. (NASDAQ: AEZS) (TSX: AEZS) ( the “Company”), a specialty biopharmaceutical company commercializing and developing...