Descripción
Notas:"Support by contract DHHS 200-2000-00629 task order no. 16, between the National Academy of Sciences and the Centers for Disease Control and Prevention"--Title page verso
Descripción Física:1 online resource (xiii, 248 pages)
Bibliografía:Includes bibliographical references (pages 168-181).
ISBN:0309528119
9780309528115