which medical trial has the same medical trial type with valganciclovir (valcyte) for chronic fatigue syndrome patients who have elevated antibody titers against human herpes virus 6 (hhv-6)and epstein-barr virus (ebv)?
(AND medicine.medical_trial (JOIN medicine.medical_trial.type_of_trial (JOIN (R medicine.medical_trial.type_of_trial) m.04d3jh_)))