Study: NCT03990350

Intervention type: OTHER
Intervention: Fecal Sample Collection
Description: With permission from the parent/guardian, stool collected in a sterile container will be brought within 12 hours of defecation from home or the outpatient clinic to a separate clinical laboratory where feces will be collected through use of FLOQswab brush x 3 (Copan Diagnostics, Murrieta, CA) The swabs will be pre-labeled with a de-identified code reflecting patient number, sample number, and date and the sample will be placed into dry ice then transferred to a -80 degrees Celsius freezer until retrieval by the research staff for transfer to CHOP Microbiome Center.

Intervention type: OTHER
Intervention: Fecal Sample Collection
Description: With permission from the parent/guardian, stool collected in a sterile container will be brought within 12 hours of defecation from home or the outpatient clinic to a separate clinical laboratory where feces will be collected through use of FLOQswab brush x 3 (Copan Diagnostics, Murrieta, CA) The swabs will be pre-labeled with a de-identified code reflecting patient number, sample number, and date and the sample will be placed into dry ice then transferred to a -80 degrees Celsius freezer until retrieval by the research staff for transfer to CHOP Microbiome Center.

Intervention type: OTHER
Intervention: Fecal Sample Collection
Description: With permission from the parent/guardian, stool collected in a sterile container will be brought within 12 hours of defecation from home or the outpatient clinic to a separate clinical laboratory where feces will be collected through use of FLOQswab brush x 3 (Copan Diagnostics, Murrieta, CA) The swabs will be pre-labeled with a de-identified code reflecting patient number, sample number, and date and the sample will be placed into dry ice then transferred to a -80 degrees Celsius freezer until retrieval by the research staff for transfer to CHOP Microbiome Center.

Intervention type: OTHER
Intervention: Fecal Sample Collection
Description: With permission from the parent/guardian, stool collected in a sterile container will be brought within 12 hours of defecation from home or the outpatient clinic to a separate clinical laboratory where feces will be collected through use of FLOQswab brush x 3 (Copan Diagnostics, Murrieta, CA) The swabs will be pre-labeled with a de-identified code reflecting patient number, sample number, and date and the sample will be placed into dry ice then transferred to a -80 degrees Celsius freezer until retrieval by the research staff for transfer to CHOP Microbiome Center.

Intervention type: OTHER
Intervention: Physical Activity Questionnaire
Description: At the initial encounter the co-investigator Dr. David Garcia, who is a certified Spanish translator will complete the Physical Activity Questionnaire (Physical Activity Questionnaire for Older Children) with the subject and parent.

Intervention type: OTHER
Intervention: Physical Activity Questionnaire
Description: At the initial encounter the co-investigator Dr. David Garcia, who is a certified Spanish translator will complete the Physical Activity Questionnaire (Physical Activity Questionnaire for Older Children) with the subject and parent.

Intervention type: OTHER
Intervention: Physical Activity Questionnaire
Description: At the initial encounter the co-investigator Dr. David Garcia, who is a certified Spanish translator will complete the Physical Activity Questionnaire (Physical Activity Questionnaire for Older Children) with the subject and parent.

Intervention type: OTHER
Intervention: Physical Activity Questionnaire
Description: At the initial encounter the co-investigator Dr. David Garcia, who is a certified Spanish translator will complete the Physical Activity Questionnaire (Physical Activity Questionnaire for Older Children) with the subject and parent.

Intervention type: OTHER
Intervention: Food Frequency Questionnaire
Description: At the initial encounter the co-investigator Dr. David Garcia, who is a certified Spanish translator will complete the Food Frequency Questionnaire with the subject and parent.