<prompt> The classification proposed by the International Lymphoma Study Group for non - Hodgkin;s lymphoma is known as -Kiel classificationREAL classificationWHO classificationRappapo classification  <response>: International Lymphoma Study Group Harris et al proposed revised European -American classification of lymphoid neoplasms REAL classification .This classification was based on the hypothesis that all forms of lymphoid malignancies represent malignant counterpas of normal population of immune cells present in the lymph node bone marrow.Harsh mohan textbook of pathology 6TH edition pg no 366. 