Characteristics of Streptococcus pneumoniae serotype 19A isolates from children in the pre and post Conjugate Vaccine Era. Single center experience 1986–2015. - Koutouzis, Emmanouil I.; Daikos, George L.; Chatzichristou, Panagiota; Michos, Athanasios G.; Koutouzi, Foteini I.; Chrousos, George P.; Syriopoulou, Vassiliki P. (Vaccine, 2018)