[1] Univ Penn, Sch Med, Ctr Bioinformat, Philadelphia, PA 19104 USA
[2] Univ Penn, Sch Med, Dept Genet, Philadelphia, PA 19104 USA
[3] British Columbia Canc Res Ctr, Terry Fox Lab, Vancouver, BC V5Z 1L3, Canada
[4] Univ London Imperial Coll Sci Technol & Med, Fac Med, MRC, Ctr Clin Sci, London, England
[5] Ontol Workshop LLC, Columbia, MD USA
[6] Oxford Ctr Ecol & Hydrol, Mol Evolut & Bioinformat Sect, Oxford, England
[7] NIEHS, Res Triangle Pk, NC 27709 USA
[8] NCI, Ctr Bioinformat, NCICB, Rockville, MD USA
[9] Stanford Univ, Med Ctr, Dept Genet, Stanford, CA 94305 USA
[10] Univ Manchester, Dept Comp Sci, Manchester, Lancs, England
[11] Oxford Ctr Ecol & Hydrol, NERC, Environm Bioinformat Ctr, Oxford, England
[12] European Bioinformat Inst, Cambridge, England
[13] SUNY Buffalo, Dept Philosophy, Ctr Excellence Bioinformat & Life Sci, Buffalo, NY USA
[14] SUNY Buffalo, Natl Ctr Biomed Oncol, Buffalo, NY USA
[15] Inst Formal Ontol & Med Sci, Saarbrucken, Germany
[16] Dana Farber Canc Inst, Boston, MA 02115 USA