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Luke and Brown reported receiving grants from NIH during the conduct of the study. Ms. Forestieri, Dr. Yazdy, and Dr. Browne reported receiving NIH grant support from Michigan State University during the conduct of the study. Mr. Wantman reported receiving personal fees from SART, being a data vendor of SART, and maintaining the SART CORS database during the course of the study; and personal fees from NYU Fertility, MyEggBank, Prelude Fertility, Shady Grove Fertility, Northwell Health Fertility, and Mass General Fertility outside the submitted work. No other disclosures were reported.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}},{"value":"The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institute of Child Health and Human Development, or the National Institutes of Health, nor any of the State Departments of Health which contributed data.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Disclaimer"}}]}}