Payne, C M A comparative mathematical evaluation of contour irregularity using form factor and PERBAS, a new analytical shape factor. [electronic resource] - Analytical and quantitative cytology and histology Oct 1989 - 341-52 p. digital Publication Type: Comparative Study; Journal Article; Review Subjects--Topical Terms: Burkitt Lymphoma--diagnosisCell Nucleus--ultrastructureDiagnosis, DifferentialEvaluation Studies as TopicHumansImage Processing, Computer-Assisted--methodsLymphoma, Non-Hodgkin--diagnosisMathematicsMicroscopy, Electron