Proper design, conduct, analysis and interpretation of epidemiological studies are the major challenges faced by students and researchers involved in such areas. The author of this book describes in detail - a complete design, method used, conduct, analysis and interpretation of an original epidemiological study - a case control study - conducted in India for finding the etiological/risk/protective factors associated with prostate cancer-from a relatively low risk population of a developing country. Post-graduate students and Ph.D. students in epidemiology and/or public health, medical students, researches, scientists, and other healthcare professionals will find this book particularly useful. This book is an ideal example of how to present epidemiological research to the scientific community in the most effective way. The author has more than 20 years of combined experience in epidemiological research in India, Finland and Sweden.