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Annual hospitalization rates due to pneumonia and nonpneumonia illnesses, overall and for each age group, 1992–2014. PCV7 (7-valent), PCV10 (10-valent), and PCV13 (13-valent) pneumococcal conjugate vaccine, respectively. Source: Canadian Institute for Health Information’s Discharge Abstract Database. Abbreviation: PCV, pneumococcal conjugate vaccine.
