Gaspare Cucinella¹, Mario Tumminello², Marianna Maranto³, Donatella Termini², Silvia Culmone¹, Baldassare Renda⁴, Vincenzo Lo Bue³, Massimo Donzelli⁴, Ettore Guastella³, Francesco Tarantino⁴

1 Department of Obstetrics and Gynecology, Villa Sofia Cervello Hospital, University of Palermo, Palermo, Italy

2 Department of Neonatology and Neonatal Intensive Care Unit, Villa Sofia Cervello Hospital, Palermo, Italy

3 Department of Obstetrics and Gynecology, Villa Sofia Cervello Hospital, Palermo, Italy

4 Department of Anesthesia and Intensive Care II, Villa Sofia Cervello Hospital, Palermo, Italy

corresponding author

Marianna Maranto , telephone number +393393549469; email addressmariannamaranto@libero.itmarianna_84@msn.com

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