1. Infectious Diseases of the Fetus, Newborn, and Infants. 5th ed.;Klein,2001
2. Nelson Textbook of Pediatrics. 17th ed.;Stoll,2004
3. Hospital-acquired neonatal infections in developing countries.;Zaidi;Lancet,2005
4. Infectious Disease of Fetus, Newborn, and Infants. 6th ed.;Stoll,2005
5. Young infant sepsis: aetiology, antibiotic susceptibility, and clinical signs.;Newton;Trans R Soc Trop Med Hyg,2007