Identification, prevalence and population structure of non-typable Streptococcus pneumoniae in carriage samples isolated from preschoolers attending day-care centres
Nelson Frazão (with Raquel Sá-Leão). 2006. Microbiology (United Kingdom)
Effect of the seven-valent conjugate pneumococcal vaccine on carriage and drug resistance of Streptococcus pneumoniae in healthy children attending day-care centers in Lisbon
Nelson Frazão (with Nelson Frazão). 2005. Pediatric Infectious Disease