Author J. Davidson A. Banerjee L. Smeeth H. McDonald D. Grint E. Herrett H. Forbes R. Pebody C. Warren-Gash Year of Publication 2021 DOI 10.1016/s2589-7500(21)00203-x DOIGoogle ScholarBibTeXEndNote X3 XMLEndNote 7 XMLEndnote taggedMarcRIS