Erratum: High-dimensional Propensity Score Adjustment in Studies of Treatment Effects Using Health Care Claims Data

Affiliations

• ¹ Division of Pharmacoepidemiology and Pharmacoeconomics, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA.
• ² Kaiser Permanente, Northern California, CA.
• ³ Aetion, Inc., New York, NY.