ISO 9000 effect on return on investment, market share, sales growth, better sales margins and competitive advantage," "taking a quality approach is unrelated to ISO 9000 registration." In fact, ISO itself advises that ISO 9001 can be implemented without certification, simply for the quality benefits that can be achieved. Abrahamson argues that fashionable management discourse such as Quality Circles tends to follow a lifecycle in the form of a bell curve, possibly indicating a management fad. Pickrell argues that ISO systems merely gauge whether the processes are being followed. It does not gauge how good the processes are or whether the correct
ISO 15189 section on laboratory information management. ISO 15189 ISO 15189 Medical laboratories — Requirements for quality and competence is an international standard that specifies the quality management system requirements particular to medical laboratories. The standard was developed by the International Organisation for Standardization's Technical Committee 212 (ISO/TC 212). ISO/TC 212 assigned ISO 15189 to a working group to prepare the standard based on the details of ISO/IEC 17025:1999 "General requirements for the competence of testing and calibration laboratories". This working group included provision of advice to medical laboratory users, including specifics on the collection of patient samples, the interpretation of test