title: Bloodletting--resurrection of an old medical practice (a discussion of therapeutic pheresis).
mesh_terms: D001815:Bloodletting / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009157:Myasthenia Gravis / Q000628:therapy; D010956:Plasmapheresis / Q000379:methods*