Standardization of Laboratory Methods for the PERCH Study - Driscoll, Amanda J.; Karron, Ruth A.; Morpeth, Susan C.; Bhat, Niranjan; Levine, Orin S.; Baggett, Henry C.; Brooks, W. Abdullah; Feikin, Daniel R.; Hammitt, Laura L.; Howie, Stephen R.C.; Knoll, Maria Deloria; Kotloff, Karen L.; et al. (Oxford University Press, 2017)