1[1]Hatae Y, Hatayama Y, Nishi M, et al. Clinical evaluation of severe toxicity in two patients with acute lymphoblastic leukemia receiving outpatient methotrexate therapy. Rinsho Ketsueki 1991 ;32( 11 ): 1503
2[2]Relling MV, Fairclough D, Ayers D, et al. Patient characteristics associated with high-risk methotrexate concentrations and toxicity. J Clin Oncol,1994; 12(8): 1667
3[3]Fischetti LF. Eraction between nonsteroidal anti-inflammatory drugs and high-dose methotrexate: a literature review. J Pediatr Oncol Nurs, 1990; 7(1):14