We study recently developed nonparametric methods for estimating the number of missing studies that might exist in a metanalysis and the effect that these studies might have had on its outcome. These ...

Journal of the Royal Statistical Society. Series A (Statistics in Society), Vol. 173, No. 3 (JULY 2010), pp. 575-591 (17 pages) Between-study heterogeneity and publication bias are common features of ...