Seijmonsbergen-Schermers, Anna ;
De Jonge, Ank ;
Van Den Akker, Thomas...
Seijmonsbergen-Schermers , A , De Jonge , A , Van Den Akker , T , Beeckman , K , Bogaerts , A , Barros , M , Janssen , P , Binfa , L , Rydahl , E , Frith , L , Gross , M , Hálfdánsdóttir , B , Daly , D , Calleja-Agius , J , Gillen , P , Vika Nilsen , A B & Declercq , E 2018 , ' Variations in childbirth interventions in high-income countries : Protocol for a multinational cross-sectional study ' , BMJ Open , vol. 8 , no. 1 , 017993 . https://doi.org/10.1136/bmjopen-2017-017993.
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2018