Impact of the COVID-19 Pandemic on Health Care Utilization in a Large Integrated Health Care System: Retrospective Cohort Study

by Xu, Stanley, Glenn, Sungching, Sy, Lina, Qian, Lei, Hong, Vennis, Ryan, Denison S, Jacobsen, Steven
Published in J Med Internet Res (2021)

Correction: Impact of the COVID-19 Pandemic on Health Care Utilization in a Large Integrated Health Care System: Retrospective Cohort Study

by Xu, Stanley, Glenn, Sungching, Sy, Lina, Qian, Lei, Hong, Vennis, Ryan, Denison S, Jacobsen, Steven
Published in J Med Internet Res (2021)

Safety of Influenza Vaccination Among Hospitalized Patients

by Tartof, Sara, Liu, In-Lu Amy, Qian, Lei, Lewin, Bruno, Sy, Lina S, Tseng, Hung Fu, Hechter, Rulin, Jacobsen, Steven
Published in Open Forum Infect Dis (2017)

Outpatient Urinary Tract Infections in an Era of Virtual Healthcare: Trends From 2008 to 2017

by Bruxvoort, Katia J, Bider-Canfield, Zoe, Casey, Joan A, Qian, Lei, Pressman, Alice, Liang, Anna S, Robinson, Sarah, Jacobsen, Steven J, Tartof, Sara Y
Published in Clin Infect Dis (2020)

Challenges in Phase 4 post-licensure safety studies using real world data in the United States: Hepatitis B vaccine example

by Bruxvoort, Katia, Sy, Lina S., Ackerson, Bradley K., Slezak, Jeff, Qian, Lei, Towner, William, Reynolds, Kristi, Solano, Zendi, Carlson, Cheryl M., Jacobsen, Steven J.
Published in Vaccine X (2021)

Vaccine safety in HIV-infected adults within the Vaccine Safety Datalink Project

by Hechter, Rulin C., Qian, Lei, Tartof, Sara Y., Sy, Lina S., Klein, Nicola P., Weintraub, Eric, Mercado, Cheryl, Naleway, Allison, McLean, Huong Q., Jacobsen, Steven J.
Published in Vaccine (2019)

Association of Number of Doses With Hepatitis B Vaccine Series Completion in US Adults

by Bruxvoort, Katia, Slezak, Jeff, Huang, Runxin, Ackerson, Bradley, Sy, Lina S., Qian, Lei, Reynolds, Kristi, Towner, William, Solano, Zendi, Mercado, Cheryl, Hyer, Randall, Janssen, Robert, Jacobsen, Steven J
Published in JAMA Netw Open (2020)

286. Hepatitis B Vaccine Compliance: Comparing 2-Dose and 3-Dose Vaccines

by Bruxvoort, Katia, Slezak, Jeff, Huang, Runxin, Sy, Lina S, Towner, William, Ackerson, Bradley, Reynolds, Kristi, Qian, Lei, Carlson, Cheryl M, Solano, Zendi, Hyer, Randall N, Janssen, Robert, Jacobsen, Steven J
Published in Open Forum Infect Dis (2019)

Trends in Acute Myocardial Infarction by Race and Ethnicity

by Chi, Gloria C., Kanter, Michael H., Li, Bonnie H., Qian, Lei, Reading, Stephanie R., Harrison, Teresa N., Jacobsen, Steven J., Scott, Ronald D., Cavendish, Jeffrey J., Lawrence, Jean M., Tartof, Sara Y., Reynolds, Kristi
Published in J Am Heart Assoc (2020)

Pneumococcal Conjugate Vaccine Safety in Elderly Adults

by Tseng, Hung Fu, Sy, Lina S, Qian, Lei, Liu, In-Lu A, Mercado, Cheryl, Lewin, Bruno, Tartof, Sara Y, Nelson, Jennifer, Jackson, Lisa A, Daley, Matthew F, Weintraub, Eric, Klein, Nicola P, Belongia, Edward, Liles, Elizabeth G, Jacobsen, Steven J
Published in Open Forum Infect Dis (2018)

The use of natural language processing to identify Tdap-related local reactions at five health care systems in the Vaccine Safety Datalink

by Zheng, Chengyi, Yu, Wei, Xie, Fagen, Chen, Wansu, Mercado, Cheryl, Sy, Lina S., Qian, Lei, Glenn, Sungching, Lee, Gina, Tseng, Hung Fu, Duffy, Jonathan, Jackson, Lisa A., Daley, Matthew F., Crane, Brad, McLean, Huong Q., Jacobsen, Steven J.
Published in Int J Med Inform (2019)

The use of natural language processing to identify vaccine-related anaphylaxis at five health care systems in the Vaccine Safety Datalink

by Yu, Wei, Zheng, Chengyi, Xie, Fagen, Chen, Wansu, Mercado, Cheryl, Sy, Lina S., Qian, Lei, Glenn, Sungching, Tseng, Hung F., Lee, Gina, Duffy, Jonathan, McNeil, Michael M., Daley, Matthew F., Crane, Brad, McLean, Huong Q., Jackson, Lisa A., Jacobsen, Steven J.
Published in Pharmacoepidemiol Drug Saf (2019)