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Hammond G, Langridge A, Leonard H, Hagan R, Jacoby P, DeKlerk N, Pennell C, Stanley F.Hammond G, et al. Among authors: deklerk n.BJOG. 2013 Aug;120(9):1051-60. doi: 10.1111/1471-0528.12188. Epub 2013 May 2.BJOG. 2013.PMID: 23639083
O'Leary CM, de Klerk N, Keogh J, Pennell C, de Groot J, York L, Mulroy S, Stanley FJ.O'Leary CM, et al.BJOG. 2007 Jul;114(7):855-64. doi: 10.1111/j.1471-0528.2007.01307.x. Epub 2007 May 15.BJOG. 2007.PMID: 17501962
Li J, Luo C, Deng R, Jacoby P, de Klerk N.Li J, et al.BJOG. 2007 Jul;114(7):865-74. doi: 10.1111/j.1471-0528.2007.01362.x. Epub 2007 May 16.BJOG. 2007.PMID: 17506792
Malacova E, Li J, Blair E, Mattes E, de Klerk N, Stanley F.Malacova E, et al.J Epidemiol Community Health. 2009 Oct;63(10):842-9. doi: 10.1136/jech.2008.086033. Epub 2009 May 18.J Epidemiol Community Health. 2009.PMID: 19454406