"The authors of this book have produced a seminal text that explores clinical effectiveness with regard to the role of the Clinical Nurse Specialist and Nurse Practitioner ... For the student it provides an opportunity to understand how clinically effective care is provided." - Extract from the Foreword by Sue Norman - Chief Executive/Registrar, UKCC.Clinical effectiveness is a concept of central importance for health care professionals, and yet it is often unclear exactly what it is, how it can be applied, and how it should influence the delivery of care.This stimulating text clarifies what clinical effectiveness is and explains how it can be achieved in practice. Written by experienced practitioners and academics, it presents a wide range of research and case studies that demonstrate clinically effective care and the necessity for evidence-based practice.Drawing on their own original research into clinical effectiveness, the authors highlight key issues influencing practice and examine them in the light of new research. They combine solid evidence with guidelines for practice to show how a real difference can be made to the delivery of care.This balanced and engaging text will be an essential resource for all health care professionals wishing to enhance their practice, and a valuable guide for students who need to understand how clinically effective care is delivered in practice.