Meet Our Fellows

Daniel Reyes Ruiz, MD
Anticipated graduation: June 2026

Hometown: San Juan, Puerto Rico
Medical School
: San Juan Bautista School of Medicine, Caguas, Puerto Rico
Residency: University of Puerto Rico, Medical Science Campus, San Juan, Puerto Rico
Research/Scholarly Project Interests: Acute head trauma and burns
Interests Outside of Fellowship: Mountain bike, hiking, running, beach tennis, gardening, cooking and going to the beach (in PR) with my dog.

Maryann Alvarez Griffis, DO
Anticipated graduation: August 2024

Hometown:Weslaco, TX/Maracaibo, Zulia, Venezuela
Medical School
: William Carey College of Osteopathic Medicine in Hattiesburg, MS
Residency: UT Health San Antonio in San Antonio, TX
Research/Scholarly Project: Prior head circumference measurements in infants with chronic subdural hematomas: did we miss it?
Interests Outside of Fellowship: Singing, dancing, playing volleyball or tennis, traveling/experiencing new cultures, spending time with family, my husband and our elderly yorkie

Thanh Thanh Dai, MD
Anticipated graduation: June 2024

Hometown: Fort Smith, AR
Medical School
: University of Arkansas for Medical Sciences in Little Rock, AR
Residency: University of Arkansas for Medical Sciences in Little Rock, AR
Research/Scholarly Project: Determining the prevalence of normal genitourinary exam findings among children who are confirmed victims of sexual abuse documented by child sexual abuse materials
Interests Outside of Fellowship: Enjoying family time with my husband and two cats, brunching, cooking/baking, attempting to visit every national park in the United States

Jennifer Sabo, MD
Fellowship graduate: June 2022

Current position: Child Abuse Pediatrician at Prisma Health – Midlands Department of Pediatrics in Colombia, SC
Assistant Professor at USC School of Medicine
Cleveland, OH
Medical School: Drexel University College of Medicine in Philadelphia, PA
Residency: Riley Hospital for Children in Indianapolis, IN
Research/Scholarly Project: Contribution of coned down oblique views of the knees and ankles in the detection of CMLs in cases of suspected non-accidental trauma
Interests Outside of Fellowship: Hiking with my dog, kickboxing, gardening, cooking/baking, and occasional trashy reality television
Publications: Tagrid M. Ruiz-Maldonado, Katie L. Johnson, Jennifer L. Sabo, Lynn K. Sheets, Antoinette Laskey, Palm Bruising in Infants: A Recognizable Pattern of Abuse, The Journal of Emergency Medicine, 2021, pp 1-7, ISSN 0736-4679,

Bradley Norat, MD, FAAP
Fellowship graduate: June 2020

Current Position: Medical Director, Child at Risk Evaluation (CARE) Team, Children’s Hospital of Michigan
Assistant Professor of Pediatrics, Central Michigan University
Hometown: Macomb, MI
Residency: Beaumont Children’s Hospital in Royal Oak, MI
Fellowship Achievements: Kleberg Scholar – Early Recognition and Reporting of Child Maltreatment: Educational Intervention for School Personnel in the LRGV
Interests Outside of Medicine: Spending time with my family, fantasy books/movies/games, diving, football, and hockey
Publications: Mitchell IC, Norat BJ, Auerbach M, Bressler CJ, Como JJ, Escobar MA Jr, Flynn-O’Brien KT, Lindberg DM, Nickoles T, Rosado N, Weeks K, Maguire S. Identifying Maltreatment in Infants and Young Children Presenting With Fractures: Does Age Matter? Acad Emerg Med.2021 Jan;28(1):5-18. doi:10.1111/acem.14122. Epub 2020 Nov 21. PMID: 32888348.