Nelson Essentials of Pediatrics is the concise resource of choice for students and practitioners. Its combination of authority, brevity, and ease of use makes it ideal for those who must master the most crucial aspects of this specialty in a short time. This Third Edition has been exhaustively revised to offer you the latest findings concerning genetics, infectious diseases, and hematologic disorders, the most recent immunization schedules and HIV protocols, the newest treatments for conditions like sickle cell disease and factor V leiden (blood clots), and many other crucial advances!