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Feldman, William B., Tu, S. Sean, Alhiary, Rasha, Kesselheim, Aaron S. and Wouters, Olivier J. ORCID: 0000-0002-2514-476X (2023) Manufacturer revenue on inhalers after expiration of primary patents, 2000-2021. JAMA, 329 (1). 87 - 89. ISSN 0098-7484