Europe's leading cancer center, and the fourth best cancer hospital in the world according to Newsweek magazine, Gustave Roussy is a healthcare, research and teaching institute that cares for patients with all types of cancer, at all stages of life. Its expertise in rare cancers and complex tumors is internationally recognized. Gustave Roussy combines medical, scientific and technological excellence in the service of patient treatment. Its internationally renowned experts are mobilized to carry out the Institute's three missions: care, research and teaching.