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We report one case of non-Hodgkin lymphoma in a patient, with a 30-year history of rheumatoid arthritis, taking low dose methotrexate weekly over a 10-month period.
 a patient, with a 30-year history of rheumatoid arthritis: Subject; a: Subject.Population; non-Hodgkin lymphoma: Effect; low dose methotrexate weekly over a 10-month period: Treatment; rheumatoid arthritis: Treatment.Disorder; methotrexate: Treatment.Drug; weekly: Treatment.Freq; 10-month period.: Treatment.Duration; low dose: Treatment.Dosage
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: adverse event 
  Option: Treatment.Freq, Subject.Population, Combination.Drug, Subject.Gender, Treatment.Duration, Subject, Effect, Treatment, Treatment.Disorder, Subject.Disorder, Treatment.Route, Subject.Race, Treatment.Time_elapsed, Treatment.Dosage, Subject.Age, Treatment.Drug 
Text: {0} 
Answer:
 a patient, with a 30-year history of rheumatoid arthritis: Subject; a: Subject.Population; non-Hodgkin lymphoma: Effect; low dose methotrexate weekly over a 10-month period: Treatment; rheumatoid arthritis: Treatment.Disorder; methotrexate: Treatment.Drug; weekly: Treatment.Freq; 10-month period.: Treatment.Duration; low dose: Treatment.Dosage