Posted by Riccardo (209.239.65.145) on April 05, 2000 at 16:24:32:
In Reply to: cluster headaches posted by Dr. J.A.Pittaway on April 05, 2000 at 15:31:33:
....that the sequence could be also in reverse mode: sinus infection cause CH, then CH mantain the infection and so on....
Ciao and thanks for the interest