 GAITHERSBURG, Md., Sept. 21, 2021 PRNewswire -- GeneDx, Inc., a leader in genomic analysis, a wholly owned subsidiary of BioReference Laboratories, Inc., an OPKO Health company NASDAQ:OPK, today announced it has completed clinical genetic exome sequencing for more than 300,000 patients, making the companys dataset the largest of its kind in the world. 