1. Effectiveness of 23-Valent Polysaccharide Pneumococcal Vaccine and Changes in Invasive Pneumococcal Disease Incidence from 2000 to 2017 in Those Aged 65 and Over in England and Wales 
Abdelmajid Djennad, Mary E. Ramsay, Richard Pebody, Norman K. Fry, Carmen Sheppard, Shamez N. Ladhani, Nick J. Andrews 
EClinicalMedicine 
DOI: /j.eclinm
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2. Fig. 1
Vaccine effectiveness by time since vaccination using the spline model and a linear decline. Individual estimates for each year are also shown but are based on small numbers within each year.
EClinicalMedicine DOI: ( /j.eclinm )
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3. Fig. 2
Corrected trends in the elderly IPD incidence in England and Wales from 2000/01 to 2016/17.
EClinicalMedicine DOI: ( /j.eclinm )
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