Many African nations have made substantial progress in vaccinating children against life-threatening diseases, however, within countries wide discrepancies remain, according to a new scientific study.
From https://heidifrost.blogspot.com/2019/04/study-despite-substantial-progress-many.html
from
https://heidifrost0.wordpress.com/2019/04/12/study-despite-substantial-progress-many-african-countries-have-wide-discrepancies-in-vaccine-coverage/
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