The Influence of Thiopurine Methyltransferase Activity on Toxicity After High-dose Methotrexate in Childhood Acute Lymphoblastic Leukemia [clinicaltrials:NCT01886651]

The Influence of Thiopurine Methyltransferase Activity on Toxicity After High-dose Methotrexate in Childhood Acute Lymphoblastic Leukemia [clinicaltrials:NCT01886651]