Feeding intolerance scoring system in very preterm and very low birth weight infants using clinical and ultrasound findings. - Ifran EKB; Hegar B; Rohsiswatmo R; Indriatmi W; Yuniarti T; Advani N; Santoso DIS; Masui M; Hikmahrachim HG; Huysentruyt K; Vandenplas Y (Frontiers in pediatrics, 2024)