Affiliation: | (1) Bone Research Branch, National Institute of Dental Research, National Institutes of Health (NIH), 20892 Bethesda, Maryland, USA;(2) Laboratory of Molecular Microbiology, National Institute of Allergy and Infectious Diseases, NIH, 20892 Bethesda, Maryland, USA;(3) Laboratory of Molecular Pathology, University Institute of Pathological Anatomy, Copenhagen, Denmark |