Morales, M., Ludwig, G., Ercibengoa, M., Esteva, C., Sanchez-Encinales, V., Alonso, M., . . . Marimón, J. M. (2018). Changes in the serotype distribution of Streptococcus pneumoniae causing otitis media after PCV13 introduction in Spain. PLoS ONE, 13(12), e0209048. https://doi.org/10.1371/journal.pone.0209048

Morales, María, Guillermo Ludwig, Maria Ercibengoa, Cristina Esteva, Viviana Sanchez-Encinales, Marta Alonso, Carmen Muñoz-Almagro, and José Maria Marimón. "Changes in the Serotype Distribution of Streptococcus Pneumoniae Causing Otitis Media After PCV13 Introduction in Spain." PLoS ONE 13, no. 12 (2018): e0209048. https://doi.org/10.1371/journal.pone.0209048.

Morales, María, et al. "Changes in the Serotype Distribution of Streptococcus Pneumoniae Causing Otitis Media After PCV13 Introduction in Spain." PLoS ONE, vol. 13, no. 12, 2018, p. e0209048, https://doi.org/10.1371/journal.pone.0209048.