Collins, G N Ultrasonically determined patterns of enlargement in benign prostatic hyperplasia. [electronic resource] - British journal of urology Apr 1993 - 451-6 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0007-1331 Standard No.: 10.1111/j.1464-410x.1993.tb15991.x doi Subjects--Topical Terms: AdultAgedHumansMaleMiddle AgedProstate--diagnostic imagingProstatic Hyperplasia--diagnostic imagingUltrasonography