Intensive Care Units, NeonatalIntensive Care, NeonatalNeonatal NursingInfant, NewbornNurseries, HospitalNeonatologyInfant, PrematureVisitors to PatientsInfant, Newborn, DiseasesInfant CareJaundice, NeonatalHospital UnitsInfant, Premature, DiseasesHospitals, MaternityGestational AgeInfant, Very Low Birth WeightInfant MortalityInfant, Low Birth WeightNeonatal ScreeningRetinopathy of PrematurityPhototherapyBirth WeightEnglandCross InfectionParentsRespiratory Distress Syndrome, NewbornGreat BritainRespiration, ArtificialIntensive Care UnitsProspective StudiesDisease OutbreaksRetrospective StudiesPregnancyTime FactorsRisk FactorsIntensive Care Units, PediatricCoronary Care UnitsRespiratory Care UnitsBurn UnitsIntensive CareMotor NeuronsRecruitment, Neurophysiological