CF Classen, A Ushmorov, P Bird, KM Debatin. The granzyme B inhibitor PI-9 is differentially expressed in all main subtypes of pediatric acute lymphoblastic leukemias. haematol [Internet]. 2004Nov.1 [cited 2024Nov.27];89(11):1314-21. Available from: https://haematologica.org/article/view/3272