Revaccination with 7-valent pneumococcal conjugate vaccine elicits better serologic response than 23-valent pneumococcal polysaccharide vaccine in HIV-infected adult patients who have undergone primary vaccination with 23-valent pneumococcal polysaccharide vaccine in the era of combination antiretroviral therapyChing-Lan Lu, Chien‐Ching Hung, Yu‐Chung Chuang et al.|Vaccine|2014Cited by 21