M. F. Maia, J. Barbosa, S. Costa, S. Pissarra, and H. Guimarães, “Time trends in late-onset sepsis and meningitis in very low birth weight infants from 2000 to 2013: results from a Portuguese tertiary level Neonatal Intensive Care Unit”, J Pediatr Neonat Individual Med, vol. 9, no. 1, p. e090120, Mar. 2020.