Acupressure in Controlling Nausea in Young Patients Receiving Highly Emetogenic Chemotherapy

central nervous system tumor, pediatric, chemotherapy-induced nausea and vomiting, unspecified childhood solid tumor, protocol specific, nausea and vomiting, unspecified childhood solid tumor, childhood central nervous system embryonal tumor, childhood central nervous system germ cell tumor, childhood central nervous system germinoma, childhood central nervous system mixed germ cell tumor, childhood central nervous system teratoma, childhood central nervous system yolk sac tumor, childhood mixed glioma