DEAR DR. GOTT: How do you doctors get rid of a patient if you no longer want to see him or her?DEAR READER: This is a fascinating topic that I will address in a rather long-winded, but (I hope) interesting way. All doctors have a few truly obnoxious patients. No matter what the physician does or what methods he employs, his efforts are met with skepticism, mockery and -- sometimes -- angry confrontation. I'm sure this is as true in primitive cultures as it is in the so-called developed world. However, practitioners in different societies have diverse ways of handling...