The contents of this book are divided into two parts. The first is concerned with an introduction to comparative therapy. Under this heading the author discusses the reasons that one must continually practice comparative therapy, and then he outlines the various methods of accomplishing this.
The second main division presents observations on pneumonitis in the light of comparative therapy. In general, the author concerns himself with lobar pneumonia of pneumococcic origin and nonviral bronchopneumonias. He studied the effect of purely symptomatic treatment and calcium quinine and sulfathiazole therapy on these pneumonias and concludes that, of the therapeutic measures, sulfathiazole administration is by far the most efficacious. The methods used are of interest, particularly to the medical statistician, and the importance of comparative therapy is certainly worthy of the physician's attention. If this had been borne in mind, certainly many persons would have been spared the hope and pain which accompanied