valganciclovir (valcyte) for chronic fatigue syndrome patients who have elevated antibody titers against human herpes virus 6 (hhv-6)and epstein-barr virus (ebv) is associated with what medical health trial authority?
(AND medicine.medical_trial (JOIN medicine.medical_trial.health_authority (JOIN medicine.medical_trial_health_authority.medical_trials m.04d3jh_)))