Education

MD Medicine
University of Louisville School of Medicine, Louisville, Kentucky
Pediatric Residency
University of Louisville School of Medicine, Norton Children’s Hospital, Louisville, Kentucky
Neonatal-Perinatal Medicine Fellowship
Baylor College of Medicine, Texas Children’s Hospital, Houston, Texas
Master’s Degree, Clinical Investigation and Science
Baylor College of Medicine, Houston, Texas

Publications

  • Romero-Lopez, M., Naik, M., Holzapfel, L.F. Tyson L., Pedroza, C., Ahmad, K.A., Rysavy, M.A., Carlo, W.A., Zhang, Y., Tibe, C., and Salas, K.A. Enteral nutritional practices in extremely preterm infants: a survey of U.S. NICUs. J Perinatol (2024). https://doi.org/10.1038/s41372-024-02198-6
  • Romero-Lopez, M., Naik, M., Holzapfel, L.F. et al. Survey of vitamin D supplementation practices in extremely preterm infants. Pediatr Res (2024). https://doi.org/10.1038/s41390-024-03514-8
  • Romero-Lopez M, Tyson JE, Naik M, Pedroza C, Holzapfel LF, Avritscher E, Mosquera R, Khan A, Rysavy M. Randomized controlled trial of enteral vitamin D supplementation (ViDES) in infants <28 weeks gestational age or <1000 g birth weight: study protocol. Trials. 2024 Jun 28;25(1):423. doi: 10.1186/s13063-024-08274-8. PMID: 38943179.
  • Wootton SH, Rysavy M, Davis P, Thio M, Romero-Lopez M, Holzapfel LF, et al. Practical approaches for supporting informed consent in neonatal clinical trials. Acta Paediatr. 2024;00:1–8. https://doi. org/10.1111/apa.17165
  • M Romero Lopez, M Naik, LF Holzapfel, KA Ahmad, J Tyson, WA Carlo, L Harrington, A Salas, 497 – Enteral nutrition practices for extremely preterm infants: a nationwide survey, The American Journal of the Medical Sciences, Volume 367, Supplement 1, 2024, Pages S299-S300, ISSN 0002-9629, https://doi.org/10.1016/S0002-9629(24)00550-0.
  • G Snyder, R Wilkinson, R Evans, M Owen, A Yazdani, C Tibe, C Perez, LF Holzapfel, 269 – Targeting inaccuracies in linear growth measurements in the neonatal intensive care unit, The American Journal of the Medical Sciences, Volume 367, Supplement 1, 2024, Page S159, ISSN 0002-9629, https://doi.org/10.1016/S0002-9629(24)00322-7.
  • LF Holzapfel, CM Meyer, J Alvarez, M Deckinga, M Naik, M Rouse, B Reyes Rodriguez, A Yazdani, AM Khan, 490 – Classification of early necrotizing enterocolitis in premature infants, The American Journal of the Medical Sciences, Volume 367, Supplement 1, 2024, Pages S294-S295, ISSN 0002-9629, https://doi.org/10.1016/S0002-9629(24)00543-3.
  • Holzapfel LF, Unger JP, Gordon P, Yang H, Cluette-Brown JE, Gollins LA, Hair AB, Martin CR. Fatty acid concentrations in preterm infants fed the exclusive human milk diet: a prospective cohort study. J Perinatol. 2023 Dec 11. doi: 10.1038/s41372-023-01841-y. Epub ahead of print. PMID: 38082071.
  • Johnson MG, Suchting R, Scheid LM, Holzapfel LN, Chalise A, Stotts AL, Chapman JC, Khan AM, Northrup TF. Evaluating the relationship of in utero nicotine exposure with hypoglycemia after delivery: An observational study. J Neonatal Perinatal Med. 2023;16(3):445-452. doi: 10.3233/NPM-230124. PMID: 37742665.
  • Holzapfel L, Arnold C, Tyson J, Shapiro S, Reynolds E, Pedroza C, Stephens E, Kleinfeld A, Huber A, Rysavy M, Khan A, Lopez MDMR. Effect of Reduced Versus Usual Lipid Emulsion Dosing on Bilirubin Neurotoxicity and Neurodevelopmental Impairment in Extremely Preterm Infants: Study Protocol for a Randomized Controlled Trial. Res Sq [Preprint]. 2023 Mar 7:rs.3.rs-2566352. doi: 10.21203/rs.3.rs-2566352/v1. PMID: 36945475; PMCID: PMC10029123.
  • Holzapfel LF, Hair AB, Preidis GA, Halder T, Yang H, Unger JP, Freedman S, Martin CR. Fecal Elastase in Preterm Infants to Predict Growth Outcomes. J Pediatr Gastroenterol Nutr. 2023 Feb 1;76(2):206-212. doi: 10.1097/MPG.0000000000003672. Epub 2022 Dec 1. PMID: 36705701; PMCID: PMC9886337.
  • Fleig L, Hagan J, Lee ML, Abrams SA, Hawthorne KM, Hair AB. Growth outcomes of small for gestational age preterm infants before and after implementation of an exclusive human milk-based diet. J Perinatol. 2021;41(8):1859-1864. doi:10.1038/s41372-021-01082-x