"Epidemiology: An Introduction" by Kenneth J. Rothman is a 272-page textbook published by Oxford University Press in 2012. This trade paperback is designed for the subject area of medical epidemiology, offering a comprehensive introduction to the field. Written in English, the book covers the essential concepts and methodologies used in epidemiological research. With its detailed explanations and informative content, this textbook is a valuable resource for students and professionals in the field of epidemiology.