Bacterial Infections of Humans (4th ed.)

In Memoriam of Alfred S. Evans The third edition of Bacterial Infections of Humans is dedicated to Alfred Spring Evans, who died on January 21, 1996, 2 ½ years after a diagnosis of cancer. Al was the senior editor of this textbook, which he founded with Harry Feldman in 1982. Al was a clinician, epidemiologist, educator, ca- lyst for biomedical research, historian, author, speaker, seeker of the truth, sincere friend of students, sports enthusiast, traveler, and truly a man of all seasons. He wa