[1] Hosp Clin Barcelona, Maternal Fetal Med Dept, Barcelona 08036, Catalonia, Spain
[2] Hosp Clin Barcelona, Infect Dis Dept, Barcelona, Catalonia, Spain
[3] Hosp Clin Barcelona, Med Intens Care Unit, Barcelona, Catalonia, Spain
[4] Hosp Clin Barcelona, Autoimmune Dis Dept, Barcelona, Catalonia, Spain