title: Play ball.
authors.affiliation: Pennsylvania State University Children's Hospital, Hershey 17033, USA.
authors.forename: D R
authors.initials: DR
authors.lastname: Shade
mesh_terms: D002648:Child; D005190:Family / Q000523:psychology; D006801:Humans; D008297:Male; D054198:Precursor Cell Lymphoblastic Leukemia-Lymphoma / Q000451:nursing / Q000523:psychology*; D013727:Terminal Care / Q000523:psychology