MATERIALS AND METHODS
The present study was designed as a prospective, multicenter, randomized, controlled trial. The study was conducted at two tertiary NICUs (Mugla Training and Research Hospital, Mugla, Turkey; Akdeniz University School of Medicine, Antalya, Turkey) between May 2023 and May 2024. The study was approved by the Clinical Research Ethics Committee of Mugla Sitki Kocman University (issue: 9/XIV; date: 13/04/2023).