| Affiliation: | 1. Department of Pediatrics, University of Medicine and Pharmacy, T?rgu Mure?, Romania;2. Department of Obstetrics and Gynecology, University of Medicine and Pharmacy, T?rgu Mure?, Romania;3. Neonatology Department, Clinical County Emergency Hospital, Sibiu, Romania;4. Department of Neonatology, Clinical County Hospital, Brasov, Romania;5. Department of Statistics and Informatics, University of Medicine and Pharmacy, T?rgu Mure?, Romania;6. Department of Pediatrics, University of Iowa, Iowa City, Iowa, USA |
