@article{article06d84927,
title   = {Systematic review of economic evaluations of the 23-valent pneumococcal polysaccharide vaccine (PPV23) in individuals 60 years of age or older},
author = {Nishikawa, Alvaro Mitsunori and Sartori, Ana Marli Christovam and Novaes, Hillegonda Maria Dutilh and Soarez, Patricia Coelho de},
year = {2018},
doi = {10.1016/j.vaccine.2018.03.070},
journal   = {Vaccine}
}