1 a The Union - TB-HIV Department , Barcelona , Spain.
2 b The Union - TB-HIV Department , Gran Canarias , Spain.
3 c Hospital General de Gran Canaria, Dr. Negrin - Pneumology , Las Palmas de Gran Canarias , Spain.
4 d The Union - Training Department , New York , NY , USA.
5 e Infectious diseases department, Tropical Medicine Unit , PROCIS (International Health Program of the Catalan Health Institute), Vall d'Hebron University Hospital, Universistat Autònoma de Barcelona , Barcelona , Spain.