Summary

In Chapter 22, the scientists knew that to save lives, they needed information on three different aspects of the flu: they needed to understand the epidemiology of the flu, they needed to learn its pathology, and they needed to know what pathogen was causing this form of the flu.

It was decided that knowledge of epidemiology, how the flu spread, was of little use because the only way to slow it down was isolation and quarantine. No scientist or health official had the power needed to order a quarantine. They had learned from pathology that there was nothing the could do to intervene in the most serious cases of the flu, those that caused inflammation of the lungs. For this reason, the scientists decided their best bet was to try to find the pathogen causing the disease.

Meanwhile, Welch began to feel ill...