- Participants will be recruited by BMT RN Coordinators and physicians prior to patient admission to the Pediatric BMT Unit. Caregiver (age 18 years or older) of any patient eligible to undergo autologous or allogeneic BMT and any patient (age 10 years or older) eligible to undergo autologous or allogeneic BMT will be recruited during the "Pre-Transplant Work-up" stage in the outpatient setting.