One course versus two courses of antithymocyte globulin for the treatment of severe aplastic anemia in children

Yousif H. Matloub, C. Smith, B. Bostrom, M. A. Koerper, M. O’Leary, S. Khuder, W. A. Smithson, H. J. Nickerson, T. Silberman, J. Hilden, C. L. Moertel, S. Month, P. Monteleone, N. K.C. Ramsay