the effectiveness of three and six cycles of mopp ( chlormethine , vincristine , procarbazine and prednisolone ) as initial chemotherapy in 108 patients with hodgkin 's disease at clinical stages ii na , iib , iiia and b was compared in a study of two groups , one of them treated in six cycles ( october , 1972 -- december , 1976 ) , the other in three cycles ( january , 1977 -- october , 1979 ) .
C0066789
mopp
C0042679
vincristine