[1] Cedars Sinai Med Ctr, Dept Pathol & Lab Med, Los Angeles, CA 90048 USA
[2] Mem Sloan Kettering Canc Ctr, Dept Pathol, New York, NY 10021 USA
[3] Johns Hopkins Univ Hosp, Dept Pathol, Baltimore, MD 21287 USA
[4] Indiana Univ, Sch Med, Dept Pathol, Indianapolis, IN 46204 USA
[5] Univ Calif San Diego, Dept Pathol, San Diego, CA 92103 USA
[6] Cleveland Clin Fdn, Dept Pathol, Cleveland, OH 44195 USA
[7] United Hosp, Polytech Univ Med, Sect Pathol Anat, Ancona, Italy
[8] Univ Chicago, Dept Pathol, Chicago, IL 60637 USA
[9] Univ Autonoma Barcelona, Fundacio Puigvert, Pathol Sect, E-08193 Barcelona, Spain
[10] Mexican Oncol Hosp, Dept Pathol, Mexico City, DF, Mexico
[11] Univ Basel Hosp, Inst Pathol, CH-4031 Basel, Switzerland
[12] Mayo Clin, Div Anat Pathol, Rochester, MN USA
[13] Univ Hosp Bonn, Inst Pathol, Bonn, Germany
[14] Univ Miami, Miller Sch Med, Dept Pathol, Miami, FL 33136 USA
[15] Univ Otago, Wellington Sch Med & Hlth Sci, Dept Pathol, Wellington, New Zealand
[16] Tufts Med Ctr, Dept Pathol & Lab Med, Boston, MA USA
[17] Beaumont Hosp, Dept Pathol, Dublin 9, Ireland
[18] Univ Erlangen Nurnberg, Inst Pathol, D-91054 Erlangen, Germany
[19] Med Univ Graz, Inst Pathol, Graz, Austria
[20] Univ Cordoba, Fac Med, Anat Pathol Unit, Sch Med, E-14071 Cordoba, Spain
[21] Harvard Univ, Massachusetts Gen Hosp, Sch Med, Dept Pathol,James Homer Wright Pathol Labs, Boston, MA 02115 USA
[22] Univ Texas MD Anderson Canc Ctr, Dept Pathol, Houston, TX 77030 USA
[23] Cornell Univ, Weill Cornell Med Coll, Methodist Hosp Phys Org, Dept Pathol & Genom Med, Houston, TX USA
[24] McMaster Univ, Dept Pathol & Mol Med, Hamilton, ON, Canada
[25] Japanese Red Cross Nagoya Daini Hosp, Dept Pathol, Nagoya, Aichi, Japan
[26] Univ Miami, Miller Sch Med, Dept Urol, Miami, FL 33136 USA