WAYNE, Pa.--(BUSINESS WIRE)--CLSI recently published updated editions of its antimicrobial susceptibility testing (AST) standards, Performance Standards for Antimicrobial Disk Susceptibility Tests; Approved Standard—Tenth Edition (M02-A10), and Methods for Dilution Antimicrobial Susceptibility Tests for Bacteria That Grow Aerobically; Approved Standard—Eighth Edition (M07-A8). In addition, the annual update of the well-known Performance Standards for Antimicrobial Susceptibility Testing; Nineteenth Informational Supplement (M100-S19) is available with the purchase of M02-A10 and M07-A8.