1. Department of Basic and Applied Medical SciencesCentro Scienze dell'InvecchiamentoInteruniversity Institute of MyologyUniversity G. d'AnnunzioChietiItaly
2. Department of Anatomy and PhysiologyInteruniversity Institute of MyologyUniversity of PadovaPadovaItaly
3. Department of Pharmacology and PhysiologyUniversity of Rochester Medical CenterRochesterNew YorkUSA