In memory of John P. Donohue (1930-2008).
D049673:History, 20th Century; D006801:Humans; D008197:Lymph Node Excision / Q000266:history; D008297:Male; D011173:Portraits as Topic; D013736:Testicular Neoplasms / Q000175:diagnosis / Q000266:history* / Q000628:therapy; D014572:Urology / Q000193:education / Q000266:history*