One hand does not know what the other is doing thats for sure, they told me i had to get a prescription. I had my doctor send in a fax to get a small breathing tank. I called the next day they said they never got the fax I called my doctor they said theyd fax it and they did i called Apria the next day and they said they hadnt gotten anything but when the guy got there to deliver the tanks he just gave me the pulse top. I told him they hadnt sent out a therapist yet that they hadnt even supposeldy gotten the fax he said they told me to bring... read full review »