when it comes to a phase i evaluation of azidothymidine (azt) in children with acquired immune deficiency syndrome (aids) or aids related complex (arc) and the study of the safety and efficacy of ampligen in chronic fatigue syndrome what is the medical trial design?
(AND medicine.medical_trial_design (AND (JOIN medicine.medical_trial_design.trials m.03zbbx4) (JOIN medicine.medical_trial_design.trials m.04d2sb_)))