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Hawkins DR, Elsom LF, Kirkpatrick D, Ford RA, Api AM.Hawkins DR, et al.Toxicol Lett. 2002 May 28;131(3):147-51. doi: 10.1016/s0378-4274(01)00548-3.Toxicol Lett. 2002.PMID: 11992733Clinical Trial.
Hawkins DR, Kazmierski K, Hansen A, Reid C, Brown A, Opoku ST, Zhang J.Hawkins DR, et al.JAMA Pediatr. 2018 Aug 1;172(8):782-784. doi: 10.1001/jamapediatrics.2018.1012.JAMA Pediatr. 2018.Retracted and republished in: JAMA Pediatr. 2019 May 1;173(5):500-501. doi: 10.1001/jamapediatrics.2019.0021PMID: 29946680Free PMC article.Retracted and republished.
Rowntree JE, Hill GM, Hawkins DR, Link JE, Rincker MJ, Bednar GW, Kreft RA Jr.Rowntree JE, et al. Among authors: hawkins dr.J Anim Sci. 2004 Oct;82(10):2995-3005. doi: 10.2527/2004.82102995x.J Anim Sci. 2004.PMID: 15484952