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Paediatric and Perinatal Epidemiology > 36 > 3 > 399 - 411
Australian and New Zealand Journal of Obstetrics and Gynaecology > 58 > 5 > 539 - 547
BMC Pregnancy and Childbirth > 2017 > 17 > 1 > 1-9
BMC Pregnancy and Childbirth > 2017 > 17 > 1 > 1-10
BMC Pregnancy and Childbirth > 2016 > 16 > 1 > 1-10
Women and Birth > 2016 > 29 > 1 > 18-23
SpringerPlus > 2016 > 5 > 1 > 1-11
BMC Pregnancy and Childbirth > 2016 > 16 > 1 > 1-6
Women and Birth > 2015 > 28 > 4 > 279-284
Women and Birth > 2014 > 27 > 1 > 31-36