The Citing articles tool gives a list of articles citing the current article. The citing articles come from EDP Sciences database, as well as other publishers participating in CrossRef Cited-by Linking Program. You can set up your personal account to receive an email alert each time this article is cited by a new article (see the menu on the right-hand side of the abstract page).
Global immunization: status, progress, challenges and future
Philippe Duclos, Jean-Marie Okwo-Bele, Marta Gacic-Dobo and Thomas Cherian BMC International Health and Human Rights 9(S1) (2009) https://doi.org/10.1186/1472-698X-9-S1-S2