National age group trends in Clostridium difficile infection incidence and health outcomes in United States Community Hospitals

[21] Aitken SL(2012)-related hospitalizations and case-fatality rate, United States, 2000–2005 Am J Gastroenterol 107 1001-53

[22] Joseph TB(2013)Through ageing, and beyond: gut microbiota and inflammatory status in seniors and centenarians PLoS ONE 8 e56060-201

[23] Shah DN(2008)Incidence of polymerase chain reaction-diagnosed QJM 101 445-9

[24] Lasco TM(2009) in a large high-risk cohort, 2011–2012 Clin Microbiol Infect 15 1067-undefined

[25] Palmer HR(2010)Antimicrobial-associated risk factors for Infect Control Hosp Epidemiol 31 431-undefined

[26] DuPont HL(2002) infection Clin Infect Dis 34 346-undefined

[27] Xie Y(2010)Prolonged use of a proton pump inhibitor reduces microbial diversity: implications for Clin Infect Dis 50 194-undefined

[28] Garey KW(2006) susceptibility Emerg Infect Dis 12 1576-undefined

[29] Sammons JS(undefined)Outpatient antibiotic prescribing in the United States: 2000 to 2010 undefined undefined undefined-undefined

[30] Localio R(undefined)Risk of undefined undefined undefined-undefined

[21] Aitken SL(2012)-related hospitalizations and case-fatality rate, United States, 2000–2005 Am J Gastroenterol 107 1001-53

[22] Joseph TB(2013)Through ageing, and beyond: gut microbiota and inflammatory status in seniors and centenarians PLoS ONE 8 e56060-201

[23] Shah DN(2008)Incidence of polymerase chain reaction-diagnosed QJM 101 445-9

[24] Lasco TM(2009) in a large high-risk cohort, 2011–2012 Clin Microbiol Infect 15 1067-undefined

[25] Palmer HR(2010)Antimicrobial-associated risk factors for Infect Control Hosp Epidemiol 31 431-undefined

[26] DuPont HL(2002) infection Clin Infect Dis 34 346-undefined

[27] Xie Y(2010)Prolonged use of a proton pump inhibitor reduces microbial diversity: implications for Clin Infect Dis 50 194-undefined

[28] Garey KW(2006) susceptibility Emerg Infect Dis 12 1576-undefined

[29] Sammons JS(undefined)Outpatient antibiotic prescribing in the United States: 2000 to 2010 undefined undefined undefined-undefined

[30] Localio R(undefined)Risk of undefined undefined undefined-undefined