Question: Which aircraft originally developed for USAF has been used for medical evacuation as well as SAC joint missions? 
Sentence (from "Liaison pilot"): They flew varied and often hazardous missions in nearly every theater—medical evacuation from forward areas; delivering munitions, blood plasma, mail, and other supplies to front lines; ferrying personnel; flying photographic or intelligence missions; serving as air observers for fighters or bombers; and other critical yet often unpublicized missions.
Relevant evidence: No