Research output per year
Research output per year
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Dive into the research topics where Stephen Roper is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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High-sensitivity neonatal urine drug testing has similar positivity rates to meconium for detecting in utero exposure to methamphetamine and cocaine
Brown, H. M., Roper, S. M., Dietzen, D. J. & Crews, B. O., Mar 1 2024, In: Journal of Analytical Toxicology. 48, 2, p. 99-103 5 p.Research output: Contribution to journal › Article › peer-review
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Cannabis positivity rates in 17 emergency departments across the United States with varying degrees of marijuana legalization
Tolan, N. V., Krasowski, M. D., Mathias, P. C., Wiencek, J. R., Babic, N., Chai, P. R., Chambliss, A. B., Choucair, I., Demetriou, C. A., Erickson, T. B., Feldhammer, M., French, D., Hayes, B. D., Kang, P., El-Khoury, J. M., Knezevic, C. E., Monte, A., Nerenz, R. D., Okorodudu, A. O. & Roper, S. M. & 7 others, , 2023, In: Clinical Toxicology. 61, 4, p. 248-259 12 p.Research output: Contribution to journal › Article › peer-review
Open Access4 Scopus citations -
Frequency of Fentanyl Analogs and Metabolites Detected by LC-MS/MS in Clinical Specimens
Omosule, C. L., Roper, S. M. & Farnsworth, C. W., Mar 1 2023, In: The journal of applied laboratory medicine. 8, 2, p. 428-430 3 p.Research output: Contribution to journal › Letter › peer-review
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GPT-4 Underperforms Experts in Detecting IV Fluid Contamination
Spies, N. C., Hubler, Z., Roper, S. M., Omosule, C. L., Senter-Zapata, M., Roemmich, B. L., Brown, H. M., Gimple, R. & Farnsworth, C. W., Nov 1 2023, In: The journal of applied laboratory medicine. 8, 6, p. 1092-1100 9 p.Research output: Contribution to journal › Article › peer-review
4 Scopus citations -
Raising the Dead Volume: Analysis of Microsamples Diluted and Corrected with Near Infrared Tracer
Dietzen, D. J., Blair, C. J. & Roper, S. M., Sep 1 2023, In: The journal of applied laboratory medicine. 8, 5, p. 931-939 9 p.Research output: Contribution to journal › Article › peer-review
1 Scopus citations