Additional file 1: Table S1. of Population effectiveness of the pentavalent and monovalent rotavirus vaccines: a systematic review and meta-analysis of observational studies HungerfordDaniel SmithKatie TuckerAngela Iturriza-GรณmaraMiren VivancosRoberto McLeonardCatherine CunliffeNigel FrenchNeil 2017 Study characteristics of seven cohort studies published between January 2006 and April 2014. Table S2. Study characteristics of twenty three case-control studies published between January 2006 and April 2014. (DOCX 32 kb)