Brouwer, Emma ; Knol, Ronny ; Hahurij, Nathan D... Brouwer , E , Knol , R , Hahurij , N D , Hooper , S B , Te Pas , A B & Roest , A A W 2021 , ' Ductal Flow Ratio as Measure of Transition in Preterm Infants After Birth : A Pilot Study ' , Frontiers in Pediatrics , vol. 9 , 668744 . https://doi.org/10.3389/fped.2021.668744.
,
2021