if you have your doctors e-mail address send him this stating there are many other papers stating the same figure.
http://www.thblack.com/links/RSD/RSD...t_01062010.pdf Also tell him there are papers stating that in 10% of us it goes full body, all 4 limbs, torso, neck, scalp, eyes, mouth and internal organs.
If he doesn't have the decency to apologise look for another doctor.