 New York, New York--Newsfile Corp. - August 17, 2020 - The following statement is being issued by Levi Korsinsky, LLP:To: All persons or entities who purchased or otherwise acquired securities of Chembio Diagnostics, Inc. Chembio NASDAQ: CEMI between March 12, 2020 and June 16, 2020. You are hereby notified that a securities class action lawsuit has been commenced in the the United States District Court for the Eastern District of New York. To ... 