[1] Harvard T H Chan Sch Publ Hlth, CAUSALab, Boston, MA USA
[2] Harvard T H Chan Sch Publ Hlth, Dept Epidemiol, Boston, MA USA
[3] Harvard T H Chan Sch Publ Hlth, Dept Biostat, Boston, MA USA
[4] Inst Hlth Carlos III, Natl Ctr Epidemiol, Dept Communicable Dis, Madrid 28029, Spain
[5] Consortium Biomed Res Infect Dis CIBERINFEC, Madrid, Spain