Differentiate among the difference types of health related research , identifying the contributions of clinical research , epidemiology, and health services research . Compare and contrast the philosophies and methods of quality assurance and quality improvement in health care . Debate ethical concerns raised by the increased research funding emanating from pharmaceutical companies and the commercialization of genetic breakthroughs. Analyze the cost benefit of medical and surgical procedures in relation to variations in physician practice patterns and methods of treating similar conditions in different geographic areas. Defend the increasing relevance of epidemiology and health services research in market driven health care environments. Need TITLE , REFERENCE, INTRODUCTION, SOLARLY . Book use for this class is Health Care USA UNDERSTANDING ITS ORGANIZATION AND DELIVERY BY SULTZ AND YOUNG . 9 EDITION