By Valinen Yrtti   Laitinen Paivi   Ranta Jenni   Ignatius Jaakko   Jarvela Ilkka   Ryynanen Markku   in Journal of Maternal-Fetal and Neonatal Medicine

ISSN:1476-4954|22|7|602-607

Informa Healthcare‎(2009)‎

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By Valinen Yrtti   Marttala Jaana   Sahravand Maarit   Jarvela Ilkka   Honkasalo Timppa   Laitinen Paivi   Ryynanen Markku   in Journal of Maternal-Fetal and Neonatal Medicine

ISSN:1476-4954|25|6|822-825

Informa Healthcare‎(2012)‎

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