After discharge from military service , Dr. McHenry returned to the town which he founded .
During military service in Cuba , Dr. McHenry was able to help victims of yellow fever because he was immune to the disease .
After discharge from military service , Dr. Dr. returned to the town which McHenry founded .
During military service in Cuba , Dr. McHenry was able to help victims of yellow fever because he was immune to the disease .