P. Chiarugi, P. Cirri, M. L. Taddei, E. Giannoni, T. Fiaschi, F. Buricchi, G. Camici, G. Raugei and G. Ramponi 2002. Insight into the role of low molecular weight phosphotyrosine phosphatase (LMW-PTP) on platelet-derived growth factor receptor (PDGF-r) signaling