In 1775, when the staggering medical crisis known as the Revolutionary War exploded, less than 12 percent of the colonies' practicing physicians held a medical degree. And those few with degrees had graduated without ever seeing a patient. Here are their struggles, their strategies, their odd treatments, and their theories. From makeshift ambulances and wigwam hospitals to herbal drugs and "cookbook" doctoring, this fascinating chronicle of the crusade against disease underscores the ingeniousness of America's most daring fighting men.