The assessment of proliferating cell nuclear antigen (PCNA) immunostaining in primary gastrointestinal lymphomas and its relationship to histological grade, S + G2 + M phase fraction (flow cytometric analysis) and prognosis. A. L. Woods, P. A. Hall, N. A. Shepherd, A. M. Hanby, N. H. Waseem, D. P. Lane & D. A. Levison. Histopathology 1991; 19; 21-27.
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