April 1909 Issue [Article] Recent surgical progress Download PDF Adjust Share A result chiefly of experimental research by William W. (William Williams) Keen, This article is only available as a PDF to subscribers. Download PDF Tags 19th century 20th century Blood Cancer Cardiovascular system Heart Surgery Surgery, Aseptic and antiseptic Thyroid gland Transfusion Transplantation of organs, tissues, etc. United States Adjust Share