[1] ACeS Povoa Varzim Vila do Conde, Publ Hlth Unit, Vila Do Conde, Portugal
[2] Matosinhos Local Hlth Unit, Infect & Antimicrobial Resistance Control Unit, Matosinhos, Portugal
[3] Ctr Hosp Univ Sao Joao, Infect & Antimicrobial Resistance Control Unit, Porto, Portugal
[4] Ctr Hosp Univ Sao Joao, Dept Infect Dis, Porto, Portugal
[5] Ctr Hosp Univ Sao Joao, Hosp Epidemiol Ctr, Porto, Portugal
[6] Univ Porto, Fac Med, Dept Publ Hlth & Forens Sc & Med Educ, Porto, Portugal
[7] Univ Porto, EPI Unit, Inst Saude Publ, Porto, Portugal