“…The paper by Brenne et al in this issue of Acta Paediatrica covers several aspects of the noninvasive respiratory care of preterm babies, namely nasal CPAP, nasal cannulas, weaning from CPAP, and objective measurements of the breathing effort. The study used a randomised crossover design between periods on nasal CPAP and HFNC in 21 preterm infants when they were two weeks of age.…”