• Participant Term Delivery
• Fatigue
• Participant Preferred Method of Communication
• Participant Height
• Participant Weight
• Birth Weight
• Participant Hospitalization
• Age at Diagnosis
• Grade Level
• Proxy Relationship to Participant
• Participant Existing Biospecimen Type
• Family Income
• Participant Premature Gestational Age at Birth
• Age of Symptom Onset
• Number in Group House