APA

Zehetgruber N., Boedeker R., Kurth R., Faas D., Zimmer K. & Heckmann M. (20150611). Eating problems in very low birthweight children are highest during the first year and independent risk factors include duration of invasive ventilation. : Acta paediatrica (Oslo, Norway : 1992).

Chicago

Zehetgruber Nadine, Boedeker Rolf-Hasso, Kurth Regina, Faas Dirk, Zimmer Klaus-Peter and Heckmann Matthias. 20150611. Eating problems in very low birthweight children are highest during the first year and independent risk factors include duration of invasive ventilation. : Acta paediatrica (Oslo, Norway : 1992).

Harvard

Zehetgruber N., Boedeker R., Kurth R., Faas D., Zimmer K. and Heckmann M. (20150611). Eating problems in very low birthweight children are highest during the first year and independent risk factors include duration of invasive ventilation. : Acta paediatrica (Oslo, Norway : 1992).

MLA

Zehetgruber Nadine, Boedeker Rolf-Hasso, Kurth Regina, Faas Dirk, Zimmer Klaus-Peter and Heckmann Matthias. Eating problems in very low birthweight children are highest during the first year and independent risk factors include duration of invasive ventilation. : Acta paediatrica (Oslo, Norway : 1992). 20150611.