• Authoritative, current content helps you perform tests in a cost-effective, timely, and efficient manner; provides expertise in managing clinical laboratory needs; and shows how to be responsive to an ever-changing environment. • Current guidelines help you select, perform, and evaluate the results of new and established laboratory tests. • Expert, internationally recognized chapter authors present guidelines representing different practices and points of view. • Analytical criteria focus on the medical usefulness of laboratory procedures. • Use of standard and international units of measure makes this text appropriate for any user, anywhere in the world. • Elsevier eBooks+ provides the entire text as a fully searchable eBook, and includes animations, podcasts, more than 1300 clinical case studies, over 2500 multiple-choice questions, a lecture series, and more, all included with print purchase. • Updated, peer-reviewed content provides the most current information possible.