adaptation, with few cases of serotype switching. Future surveillance is essential for documenting the long-term dynamics and resistance of NVT PNSP.
Andam CP, Mitchell PK, Callendrello A, Chang Q, Corander J, Chaguza C, McGee L, Beall BW, Hanage WP. (2017). Genomic Epidemiology of Penicillin-Nonsusceptible Pneumococci with Nonvaccine Serotypes Causing Invasive Disease in the United States. Journal of clinical microbiology, 55(4)