There is an error in affiliation for author Karthik Rajasekaran. The correct affiliation is as follows:
Karthik Rajasekaran 2,5
2 Department of Otorhinolaryngology, University of Pennsylvania, Philadelphia, PA, United States of America, 5 Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, PA, United States of America.
Reference
- 1.Prasad A, Shin M, Carey RM, Chorath K, Parhar H, Appel S, et al. (2020) Propensity score matching in otolaryngologic literature: A systematic review and critical appraisal. PLoS ONE 15(12): e0244423. 10.1371/journal.pone.0244423 [DOI] [PMC free article] [PubMed] [Google Scholar]