Daniel Hale Williams: Pioneer Black Surgeon and Educator.Published in:Journal of Investigative Surgery, 2005, v. 18, n. 3, p. 105, doi. 10.1080/08941930590956084By:Gordon, Ralph C.Publication type:Article
NEW FRONTIERS IN SCIENCE.Published in:Science Education, 1946, v. 30, n. 5, p. 287, doi. 10.1002/sce.3730300509By:Wright, Clarence W.Publication type:Article