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Rybak, M., C. Pao, M. Sternberg, M. Morgan, AND J. Sobus. Within- and Between-individual Temporal Variability in Spot Urine Caffeine and Caffeine Metabolite Concentrations in 50 North Carolina Adults ver a Six. Nutrition 2019, Baltimore, MD, June 08 - 11, 2019.

Morgan, M., M. Nash, D. Boyd Barr, J. Starr, M. Clifton, AND J. Sobus. Distribution, Variability, and Predictors of Urinary Bisphenol-A Levels in 50 North Carolina Adults over a Six-Week Monitoring Period. ENVIRONMENT INTERNATIONAL. Elsevier B.V., Amsterdam, Netherlands, 112:85-99, (2018).

Morgan, M., D. MacMillan, D. Zehr, AND J. Sobus. Pyrethroid insecticides and their environmental degradates in repeated duplicate-diet solid food samples of 50 adults. Journal of Exposure Science and Environmental Epidemiology . Nature Publishing Group, London, Uk, 28:40-45, (2018). https://doi.org/10.1038/jes.2016.69

Benson, K., A. Grober, E. Irvin-Barnwell, A. Ragin, K. Thomas, M. Morgan, AND C. Croghan. The Federal Research Action Plan on Recycled Tire Crumb Used on Synthetic Turf Playing Fields and Playgrounds: tire crumb rubber characterization and exposure study recruitment strategy and questionnaires. Presented at ISES-ISEE 2018, Ottawa, CANADA, August 26 - 30, 2018.

Mehaffey, M., J. Daniel, M. Morgan, D. Ebert, AND M. McDonald. US EPA National Pet Health Survey. ACES 2018 – A Community on Ecosystem Services, Washington, DC, December 03 - 06, 2018.

Benson, K., A. Grober, J. Truhe, K. Scruton, S. Williams, R. Helverson, P. Young, K. Thomas, M. Morgan, C. Croghan, AND E. Irvin-Barnwell. A multi-site recycled tire crumb rubber characterization study: recruitment strategy and field sampling approach. Presented at 2017 ISES Annual Meeting, Durham, NC, October 15 - 19, 2017.

Hibbert, K., M. Morgan, Greg Grissom, AND S. Utile. Athletes’ Selected Micro-Activities on Turf Fields: Utilizing Extant Videography for Quantification of Events During Soccer, American Football, and Field Hockey Play. Presented at 2017 ISES Annual Meeting, Research Triangle Park, NC, October 16 - 19, 2017.

Morgan, M., M. Nash, D. Barr, AND J. Sobus. Variability of bisphenol-A concentrations in first morning, bedtime, and 24-hour urine samples in 50 North Carolina adults over a six-week period. 2017 ISES Annual Meeting, Research Triangle Park, NC, October 15 - 19, 2017.

Li, W., M. Morgan, S. Graham, AND J. Starr. Measurement of pyrethroids and their environmental degradation products in fresh fruits and vegetables using a modification of the quick easy cheap effective rugged safe (QuEChERS) method. TALANTA. Elsevier Science Ltd, New York, NY, 151:42-50, (2016).

Morgan, M., Paul-A Jones, J. Sobus, AND D. Boyd Barr. Predictors of Urinary 3-Phenoxybenzoic Acid Levels in 50 North Carolina Adults. International Journal of Environmental Research and Public Health. Molecular Diversity Preservation International, Basel, Switzerland, 13(11):1172, (2016).

Morgan, M., J. Sobus, D. Barr, C. Croghan, F. Chen, R. Walker, L. Alston, E. Andersen, AND M. Clifton. Temporal variability of pyrethroid metabolite levels in bedtime, morning, and 24-hr urine samples for 50 adults in North Carolina. ENVIRONMENT INTERNATIONAL. Elsevier Science Ltd, New York, NY, 144:81-91, (2015).

Stiegel, M., J. Pleil, J. Sobus, M. Morgan, AND M. Madden. Analysis of inflammatory cytokines in human blood, breath condensate, and urine using a multiplex immunoassay platform. BIOMARKERS. Taylor & Francis, Inc., Philadelphia, PA, 20(1):35-46, (2015).

Stiegel, M., J. Pleil, J. Sobus, M. Angriish, AND M. Morgan. Kidney injury biomarkers and urinary creatinine variability in nominally healthy adults. BIOMARKERS. Taylor & Francis, Inc., Philadelphia, PA, 20:436-452, (2015).

Li, W., J. Starr, AND M. Morgan. Measurement of Pyrethroids and Their Environmental Degradates in Fruits and Vegetables using a Modification of the Quick Easy Cheap Effective Rugged Safe (QuEChERS) Method. American Chemical Society National Meeting, Boston, MA, August 16 - 20, 2015.

Morgan, M. Predictors of urinary levels of 2,4-dichlorophenoxyacetic acid, 3,5,6-trichloro-2-pyridinol, 3-phenoxybenzoic acid, and pentachlorophenol in 121 adults in Ohio. INTERNATIONAL JOURNAL OF HYGIENE AND ENVIRONMENTAL HEALTH. Urban & Fischer Verlag Jena, Jena, Germany, 218(5):479-488, (2015).

Morgan, M., P. Jones, AND J. Sobus. Short-term variability and predictors of urinary pentachlorophenol levels in Ohio preschool children. International Journal of Environmental Research and Public Health. Molecular Diversity Preservation International, Basel, Switzerland, 12(1):800-815, (2015).

Morgan, M., Paul-A Jones, J. Sobus, J. Chuang, AND N. Wilson. Using urinary biomarkers to evaluate polycyclic hydrocarbon exposures in 126 preschool children in Ohio. INTERNATIONAL JOURNAL OF ENVIRONMENTAL HEALTH RESEARCH. Carfax Publishing Limited, Basingstoke, Uk, 25(6):628-639, (2015).

Morgan, M., N. Wilson, AND J. Chuang. Exposures of 129 preschool children to organochlorines, organophosphates, pyrethroids, and acid herbicides at their homes and daycares in North Carolina. International Journal of Environmental Research and Public Health. Molecular Diversity Preservation International, Basel, Switzerland, 11(4):3743-3764, (2014).

Morgan, M. AND Paul-A Jones. Dietary predictors of young children’s exposures to chlorpyrifos, permethrin, and 2,4-D using urinary biomonitoring. FOOD AND CHEMICAL TOXICOLOGY. Elsevier Science Ltd, New York, NY, 62(2013):131-141, (2013).

Morgan, M., D. MacMillan, Dan Zehr, AND L. Alston. Pyrethroids and their environmentally-degraded metabolites in homogeniz~d food samples from the Ex-R study. Presented at ISES-ISEE-ISIAG conference:, Basel, SWITZERLAND, August 20 - 23, 2013.

TAN, YU-MEI, C. C. DARY, D. CHANG, E. M. ULRICH, J. M. VAN EMON, J. XUE, J. D. PLEIL, J. F. KENNEKE, J. SOBUS, L. S. SHELDON, M. K. MORGAN, M. GOLDSMITH, R. TORNERO-VELEZ, R. HIGHSMITH, R. C. FORTMANN, T. W. COLLETTE, AND V. G. ZARTARIAN. Biomonitoring - An Exposure Science Tool for Exposure and Risk Assessment. U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-12/039 (NTIS PB2012-112321), 2012.

MORGAN, M. K. Children's Exposure to Pyrethroid Insecticides at Home: A Review of Data Collected in Published Exposure Measurement Studies Conducted in the United States. International Journal of Environmental Research and Public Health. Molecular Diversity Preservation International, Basel, Switzerland, 9(8):2964-2985, (2012).

MACMILLAN, D. K., D. Zehri, A. E. SWANK, AND M. K. MORGAN. Assessing Dietary Exposure to Pyrethroid Insecticides by LCIMS/MS of Food Composites. Presented at American Society for Mass Spectrometry Conference on Mass Spectrometry and Allied Topics, Denver, CO, June 05 - 09, 2011.

MORGAN, M. K., P. A. JONES, A. M. Calafat, X. Ye, C. W. CROGHAN, J. C. Chuang, N. K. WILSON, M. CLIFTON, Z. FIGUEROA, AND L. S. SHELDON. Assessing the Quantitative Relationships between Preschool Children's Exposures to Bisphenol A by Route and Urinary Biomonitoring. ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, 45(12):5309-5316, (2011).

EGEGHY, P. P., E. A. COHEN-HUBAL, N. S. TULVE, L. J. MELNYK, M. K. MORGAN, R. C. FORTMANN, AND L. S. SHELDON. Review of Pesticide Urinary Biomarker Measurements from Selected US EPA Children's Observational Exposure Studies. International Journal of Environmental Research and Public Health. Molecular Diversity Preservation International, Basel, Switzerland, 8(5):1727-1754, (2011).