Welcome to lack of paradise (humor intended). You are on the right path immediately. Question everything and all the time and you probably will get the better education. This is not exact sciences in almost every little thing about
this subject area of prostates and PCa. Even the experts have revised, changed positions and learned a few things in the last 10 yrs.+ I even might debate myself on posts going back years ago...you will see this is how it is.
visit: www.yananow.org (patient friendly, run by PCa guys)