1. Department of Pediatrics, ‘Victor Babes’ University of Medicine and Pharmacy, 300041 Timisoara, Romania
2. Department of Onco‑Hematology, ‘Louis Turcanu’ Emergency Hospital for Children, 300011 Timisoara, Romania
3. Department of Puericulture and Neonatology, ‘Victor Babes’ University of Medicine and Pharmacy, 300041 Timisoara, Romania