Umuganga wo muri Canada wateraga abarwayi intanga ze batabizi yahagaritswe Ng'ibi ivyo wokora ngo 'intanga' canke imbuto zawe zikomere Umuganga yakoresha intanga ziwe mu gufasha abashaka abana Mu bushakashatsi bwiswe "Thermal Asymmetry of the Human Scrotum" bwasohowe mu kinyamakuru Human Reproduction, abashakashatsi basiguye ko ibipimo vyabo vyibanze ku bushuhe bw'udusaho tw'intanga bwabimwe buri minota ibiri.
