“…On the other hand, opinions regarding the usefulness of probatory excision from male sexual glands, especially in cases of sterility, still differ widely. Although this problem has been the subject of several reports (Simmons, 1952;Payne & Skeels, 1955;Getzoff, 1955Getzoff, , 1957Weyeneth, 1958), we should like to endeavour, on the basis of an analysis of our findings and of our experiences, to define more exactly the cases in which we consider performance of the above-mentioned measure indicated. In the course of 10 years, we have performed more than 700 probatory excisions.…”