We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe required sample size in vaccination-challenge experiments with infectious bronchitis virus, a meta-analysis.Authorsde Wit JJ; Boelm GJ; van Gerwe TJ; Swart WAPublicationAvian pathology : journal of the W.V.P.A, 2013, Vol 42, Issue 1, p9ISSN1465-3338Publication typearticleDOI10.1080/03079457.2012.751485