Section to complete the data related to the clinical sites involved in the trial: site and responsible investigator for every site.
Countries of recruitment:
Clinical sites:
Havana, "Enrique Cabrera" Clinical-Surgical Hospital, Dr. Armando Aguiar Mendoza.
Research ethics committees:
"Enrique Cabrera" Clinical-Surgical Hospital, Havana; October 23rd 2005.
"Camilo Cienfuegos" Clinical-Surgical Hospital, Sancti Spiritus; August 8th 2006.