Distance to health services affects local-level vaccine efficacy for pneumococcal conjugate vaccine (PCV) among rural Filipino children.
Root ED, Lucero M, Nohynek H, Anthamatten P, Thomas DS, Tallo V, Tanskanen A, Quiambao BP, Puumalainen T, Lupisan SP, Ruutu P, Ladesma E, Williams GM, Riley I, Sim?es EA. Distance to health services affects local-level vaccine efficacy for pneumococcal conjugate vaccine (PCV) among rural Filipino children. Proc Natl Acad Sci U S A. 2014 Mar 04; 111(9):3520-5.