Placental transfer of IgG antibodies specific to Klebsiella and pseudomonas LPS and to group B streptococcus in twin pregnancies - Stach, S. C. L.; Brizot, M. L.; Liao, A. W.; Carneiro-Samapaio, M. M. S.; Zugaib, M.; Palmeira, P.; Francisco, R. P. V. (Scandinavian journal of immunology, 2015)