This is a reproduction of a book published before 1923. This book may have occasional imperfections such as missing or blurred pages, poor pictures, errant mark

This classic medical text provides a detailed examination of the anatomy and physiology of the lungs and heart. Written by Robert Abercrombie, a pioneering phys

This report considers the biological and behavioral mechanisms that may underlie the pathogenicity of tobacco smoke. Many Surgeon General's reports have conside