Heterogeneity of the efficacy of the 23-valent pneumococcal polysaccharide vaccine caused by various underlying conditions of chronic pulmonary disease in older patients: prospective cohort study
Main Authors: | , , , , , , , , , |
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Format: | Online |
Language: | English |
Published: |
BMJ Group
2011
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Online Access: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3191416/ |