AUTHOR=Zhang Xu , Mu Wenbo , Zhang Wei TITLE=On the Analysis of the Illumina 450k Array Data: Probes Ambiguously Mapped to the Human Genome JOURNAL=Frontiers in Genetics VOLUME=3 YEAR=2012 URL=https://www.frontiersin.org/journals/genetics/articles/10.3389/fgene.2012.00073 DOI=10.3389/fgene.2012.00073 ISSN=1664-8021