{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","value":"33"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"33"}],"units":"Participants"}],"description":"To evaluate the safety and efficacy of the use of R-MPV followed by high-dose chemotherapy using thiotepa, cyclophosphamide and busulfan with stem cell rescue in patients with newly diagnosed PCSNL.","groups":[{"description":"Rituximab, methotrexate (MTX), procarbazine and vincristine (R-MPV). The peripheral blood stem cell (PBSC) harvest procedure will be performed at the discretion of the hematology attending. Participants will be off study at the time of death.","id":"OG000","title":"Newly Diagnosed Primary CBS Lymphoma/PCNSL"}],"paramType":"COUNT_OF_PARTICIPANTS","reportingStatus":"POSTED","timeFrame":"1 year","title":"Number of Participants Evaluated for Toxicity","type":"PRIMARY","unitOfMeasure":"Participants"}