109913-valent Pneumococcal Conjugate Vaccine Efficacy is Declining with Old Age: Results from an Exploratory Analysis of the CAPiTA Trial

Old Age: Results from an Exploratory Analysis of the CAPiTA Trial Cornelis H VanWerkhoven, MD; Susanne MHuijts, MD; Marieke Bolkenbaas, MD; Chris Webber, MD, PhD; Beate Schmoele-Thoma, MD; Scott D. Patterson, PhD; William Gruber, MD; Diederick E. Grobbee, MD, PhD; Marc Bonten, MD PhD; Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, Netherlands; Pfizer Vaccine Clinical Research, Maidenhead, United Kingdom; Pfizer Pharma GmbH, Berlin, Germany; Pfizer Vaccine Clinical Research, Collegeville, PA; Pfizer Vaccine Clinical Research, Pearl River, NY; Department of Medical Microbiology, University Medical Center Utrecht, Utrecht, Netherlands