Keywords: US Navy 120215-N-KR503-012 Hospitalman Eng Chang, a dental technician at Naval Medical Center San Diego, checks the placement of a retainer for Fir.jpg en SAN DIEGO February 15 2012 Hospitalman Eng Chang a dental technician at Naval Medical Center San Diego checks the placement of a retainer for Fire Controlman 1st Class Clifford Emerson in the hospital's dental clinic U S Navy photo by Mass Communication Specialist 3rd Class Jessica L Tounzen/Released 2012-02-15 120215-N-KR503-012 Navy http //www navy mil/view_image asp id 115802 U S Navy photo by Mass Communication Specialist 3rd Class Jessica L Tounzen PD-USGov-Military-Navy Naval Medical Center San Diego Dentists at work Hospital Corpsman Military dentistry Dentists from the United States |