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. 2009 Oct 2;4(10):e7304. doi: 10.1371/journal.pone.0007304

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Audran et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Proliferative responses were evaluated by ³[H]-thymidine incorporation by peripheral blood mononuclear cells (PBMC) upon stimulation with antigen. Results are expressed as individual stimulation indices (SI) in each immunization group with quartiles. Arrows indicate the times of vaccination.