1. Department of Pathology and Laboratory Medicine; University of Pennsylvania Medical Center; Philadelphia; PA; 19104; USA
2. 503 Chemin du Pied Marin II; F-84380; Mazan; France
3. Berthold Technologies Gmbh & Co KG; Calmbacher Strasse 22; 75323; Bad Wildbad; Germany
4. Cambridge Research & Technology Transfer Ltd; Cambridge; UK