433rd Medical Group represented at 2019 Military Health System Research Symposium Published Sept. 6, 2019 By 433rd Airlift Wing Public Affairs 433rd Airlift Wing Public Affairs KISSIMMEE, Florida -- Lt. Col. Luis Berrios, 433rd Aeromedical Staging Squadron chief nurse and 433rd Medical Group chief of education and training, speaks to an Australian Army major and captain, about his quality improvement project titled "Addressing Reserve Joint-Service Medical Training Gaps through Multi-Faceted Expeditionary Simulation" at the 2019 Military Health System Research Symposium, Aug. 20, 2019 in Kissimmee, Florida.