Deregulation of cancer-related miRNAs is a common event in both benign and malignant human breast tumors

Institute of Health Promotion, Akershus University Hospital, Lorenskog, Norway*To whom correspondence should be addressed. Akershus University Hospital, Institute of Clinical Molecular Biology, PO Box 28, N–1478 Lorenskog, Norway. Tel: +47 02900 (central board); Fax: +47 67963820; Email: v.n.kristensen@medisin.uio.no