dr. pinto? - there is a lot of confusion that exists a topic that needs more research. but as we heard just now in the segment, there is ongoing active research to answer these questions. unfortunately, among physicians, we don't know exactly which way to go. so i think the best opportunity to find those correct answers is to speak to your physician at detail about what's best for you, not for everybody. - dr. hwang, what are your concerns, your fear that some people might hear this message about unnecessary surgeries? are you worried that will keep some men from getting the proper screening or getting a biopsy? - i do, because when we look at what's available in the literature, all the studies that are ongoing, really the answer has not come about. i think within the next 5 years, through these randomized trials, we'll have a much more definitive stance whether screening truly does benefit patients or not. but until we have that information, i think it's a little bit premature to say that scree