Response to “Black Box Warning Did Not Cause Increased Suicides”

by Stephen B. Soumerai, Robert B. Penfold, Anne M. Libby, Christine Y. Lu
Published 2021-06-01

Predictors of Serious Complications Associated with Lower Gastrointestinal Endoscopy in a Major City-Wide Health Region

by Harminder Singh, Robert B Penfold, Carolyn De Coster, Wendy Au, Charles N Bernstein, Michael Moffatt
Published 2010-01-01

Increases in Suicide Deaths Among Adolescents and Young Adults Following US Food and Drug Administration Antidepressant Boxed Warnings and Declines in Depression Care

by Christine Y. Lu, Robert B. Penfold, Jamie Wallace, Caitlin Lupton, Anne M. Libby, Stephen B. Soumerai
Published 2020-12-01

Principles and procedures for data and safety monitoring in pragmatic clinical trials

by Gregory E. Simon, Susan M. Shortreed, Rebecca C. Rossom, Robert B. Penfold, Jo Ann M. Sperl-Hillen, Patrick O’Connor
Published 2019-12-01