Okay, now we have the Delta User Guide. This is going to be a really valuable resource for you as you go forward with coma therapy. So at the beginning of the book, of course, we have the table of contents. And you're going to have various things listed such as list of conditions and index for finding treatments, the forward of the book, which I recommend. And very important, before you start important information, please make sure to read this section before you start using COMRA therapy. It's going to be very helpful starting out. After you've had a look at this, then you see you have universal treatments. These are to do with systemic support of the body and very important as well. And following on from this, we have a list of conditions. And so let's say you were looking for a specific condition and you knew where to look, we'll say osteoporosis in this case. So, you look here and you go through the list in traumatology and you'll find it there. And if you didn't know it by condition, you could also look in the index. And here comes the index. There it is. And you can look by the body part, let's say, on knee. Okay, let's look at knees. What do they list here? Knee pain, injury two. Okay, this is Where I want to go? Okay, we'll go into specific treatments later.