Vertex Pharmaceuticals Incorporated, Boston, Massachussets, United States of America.|Janssen Infectious Diseases BVBA, Beerse, Belgium.|Janssen Infectious Diseases BVBA, Beerse, Belgium.|Vertex Pharmaceuticals Incorporated, Boston, Massachussets, United States of America.|Janssen Infectious Diseases BVBA, Beerse, Belgium.|Vertex Pharmaceuticals Incorporated, Boston, Massachussets, United States of America.|Vertex Pharmaceuticals Incorporated, Boston, Massachussets, United States of America.|Vertex Pharmaceuticals Incorporated, Boston, Massachussets, United States of America.|Vertex Pharmaceuticals Incorporated, Boston, Massachussets, United States of America.|Janssen Research & Development, Titusville, New Jersey, United States of America.|Vertex Pharmaceuticals Incorporated, Boston, Massachussets, United States of America.|Vertex Pharmaceuticals Incorporated, Boston, Massachussets, United States of America.