Complex sentence: Clinical and Laboratory Standards Institute ® (CLSI) is a volunteer driven, membership supported, nonprofit, standards organization that promotes the development and use of voluntary laboratory consensus standards and guidelines within the health care community.
Split into simpler sentences: Clinical and Laboratory Standards Institute ® (CLSI) is a volunteer driven, membership supported, nonprofit, standards organization. CLSI promotes the development and use of voluntary laboratory consensus standards and guidelines within the health care community.