UNIVERSIDAD JAVERIANA,BOGOTA 1967-1974
HOSP.NINOS JM DE LOS RIOS,ADJUNTO,1983-1987
HOSP.M.P.CARRENO.ADJUNTO CV,1987-1996
THE LONDON HOSP.MED.SCHOLL,1975-1976.
SAINT MARYS HOSP.RES.GRAL SURG.1976-1977
MIDDLESEX HOSP.THE LONDON CHEST HOSP.1977-1978
KILLINGBECK HOSP.LEEDS.CARDIOTHORACIC SURG.1978-1979
ST.VINCENT HOSP.PORTLAND,FELLOC CV.1979-1980
CHARITY HOSP.LSU,CHIEF RES.NEW ORLEANS,1980-1981
ST.LUKES HOSP,MILWAUKEE,FELLOW CV,1981-1982
LUNG VOLUME REDUCTION
MITRAL VALVE REPAIR
DESCENDING AORTIC ANEURISM
MINIMAL INVASIVE SURGERY
AORTIC STENOSIS
THORACOSCOPY
ASCENDING AORTIC ANEURISM
CANCER OF THE LUNG
CABG