Segregation and use of nonshared care settings reduce the risk of multiresistant P-aeruginosa infection -: Re:: Davies et al., "Multiresistant Pseudomonas aeruginosa in a pediatric cystic fibrosis center:: natural history and implications for segregation," Pediatr Pulmonol 2003;35:253-256 -: Reply - Davies,G; McShane,D; Davies,J; Bush,A (PEDIATRIC PULMONOLOGY, 2003)