Improved Detection of Bifidobacteria with Optimised 16S rRNA-Gene Based Pyrosequencing Sim, Kathleen ; Cox, Michael J. ; Wopereis, Harm ; Martin, Rocio ; Knol, Jan ; Li, Ming-Shi ; Cookson, William O. C. M. ; Moffatt, Miriam F. ; Kroll, J. Simon Abstract Publication: PLoS ONE Pub Date: March 2012 DOI: 10.1371/journal.pone.0032543 Bibcode: 2012PLoSO...732543S