I. Evaluate the efficacy of combining RICE (rituximab-ifosfamide-carboplatin-etoposide regimen [R-ICE regimen]), G-CSF, and plerixafor to collect autologous peripheral blood stem cell (PBSC) for non-Hodgkin's lymphoma (NHL) patients by: the number of days of apheresis required to reach >= 5 x 10^6 cluster of differentiation (CD)34 cells/kg and by the total number of CD34 cells/kg collected in a maximum of 4 days if >= 5 x 10^6 CD34 cells/kg is not obtained.