1. Department of Neonatology, George Emil Palade University of Medicine, Pharmacy, Science, and Technology, 540142 Targu Mures, Romania
2. Department M1, Cellular and Molecular Biology, 540142 Targu Mures, Romania
3. Clinical Department, Targu Mures Clinical and Emergency County Hospital, 540142 Targu Mures, Romania
4. Clinical Department, Faculty of Medicine, Lucian Blaga University Sibiu, 550169 Sibiu, Romania
5. Neonatology Department, Sibiu Clinical and Emergency County Hospital, Lucian Blaga University Sibiu, 550245 Sibiu, Romania