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2. Congenital megaloblastic anemia responsive to N5-formyl tetrahydrofolic acid administration;Walters;J Pediatr,1967
3. Drug induced megaloblastic anemias;Stebbins;Semin Hematol,1973
4. Methotrexate citrovorum factor rescue in the management of childhood lymphosarcoma and reticulum cell sarcoma;Djerassi;Cancer,1976
5. Phase I study of high doses of methotrexate with citrovorum factor in patients with lung cancer;Djerassi;Cancer,1972