Clincial Laboratory Science Review - Harr, Clinical Laboratory Science Review Author:Robert R. Harr Clinical Laboratory Science Review is the essential resource for students preparing to sit for the certification and licensure examinations in clinical laboratory science. The order and progression of questions parallels the presentation of classroom content in CLS, and the answers serve as a study guide as well as a self-assessment. Plu... more »s, the third edition of this popular review book has been completely updated, and now includes over 850 additional, new questions on a student CD-ROM!« less