1 Dipartimento Di Promozione Della Salute, Materno-Infantile, Medicina Interna E Specialistica Di Eccellenza (PROMISE), University of Palermo, Piazza Delle Cliniche, 2-90127, Palermo, Italy.
2 Unit of Clinical Nutrition, Obesity and Metabolic Diseases, AOU Policlinico "P. Giaccone", Palermo, Italy.
3 Unit of Chromatography and Mass Spectrometry Section, Quality Control and Chemical Risk (CQRC), Villa Sofia-Cervello Hospital, Palermo, Italy.
4 Dipartimento Di Promozione Della Salute, Materno-Infantile, Medicina Interna E Specialistica Di Eccellenza (PROMISE), University of Palermo, Piazza Delle Cliniche, 2-90127, Palermo, Italy. silvio.buscemi@unipa.it.
5 Unit of Clinical Nutrition, Obesity and Metabolic Diseases, AOU Policlinico "P. Giaccone", Palermo, Italy. silvio.buscemi@unipa.it.