Stephen Liu

Improving ED Emergency Severity Index Acuity Assignment Using Machine Learning and Clinical Natural Language Processing

Oleksandr Ivanov, Lisa Wolf, Deena Brecher et al. · Journal of Emergency Nursing · 2020 · 100 citations · Full text

Computing, Biomedical Informatics, Health Informatics +17

Impact of Critical Bed Status on Emergency Department Patient Flow and Overcrowding

Stephen Liu, Cherri Hobgood, Jane H. Brice · Academic Emergency Medicine · 2003 · 53 citations

Medicine, Emergency Medical Services, Emergency Medicine +12

Choosing Wisely: A Quality Improvement Initiative to Decrease Unnecessary Preoperative Testing

John C. Matulis, Stephen Liu, John N. Mecchella et al. · BMJ Quality Improvement Reports · 2017 · 30 citations · Full text

Medicine, Internal Medicine, Surgery +17

Trends in Suspected Fentanyl-Involved Nonfatal Overdose Emergency Department Visits, by Age Group, Sex, and Race and Ethnicity — United States, October 2020–March 2024

Cassandra M. Pickens, Joohyun Park, Shannon M. Casillas et al. · MMWR Morbidity and Mortality Weekly Report · 2025 · 10 citations · Full text

Pharmacy, Toxicology, Drug Utilization Review +13