A Synthetic Virus-Like Particle Streptococcal Vaccine Candidate Using B-Cell Epitopes from the Proline-Rich Region of Pneumococcal Surface Protein A oleh Marco Tamborrini, Nina Geib, Aniebrys Marrero-Nodarse, Maja Jud, Julia Hauser, Celestine Aho, Araceli Lamelas, Armando Zuniga, Gerd Pluschke, Arin Ghasparian, John A. Robinson