Items where Author is "Johnson, Helen C."

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Article

Contribution of vaccination to improved survival and health:modelling 50 years of the Expanded Programme on Immunization. Shattock, Andrew J. and Johnson, Helen C. and Sim, So Yoon and Carter, Austin and Lambach, Philipp and Hutubessy, Raymond C.W. and Thompson, Kimberly M. and Badizadegan, Kamran and Lambert, Brian and Ferrari, Matthew J. and Jit, Mark and Fu, Han and Silal, Sheetal P. and Hounsell, Rachel A. and White, Richard G. and Mosser, Jonathan F. and Gaythorpe, Katy A.M. and Trotter, Caroline L. and Lindstrand, Ann and O'Brien, Katherine L. and Bar-Zeev, Naor picture_as_pdf