Global laboratory initiative tool for a stepwise process towards tuberculosis laboratory accreditation. Publication Published 2012 Authors T.A.M. Datema, L. Oskam, M.F.M. Engelberts, S.M. van Beers, T.M. Shinnick, M. Baker, J.C. Ridderhof, J. Scholten, A. Van Deun, C. Gilpin, P.R. Klatser Available online