Seaman Apprentice David Moore, laboratory technician, Branch Medical Clinic, uses a microscope to check a urine sample at the laboratory Feb. 15. The laboratory serves active duty service members, reservists on the air station family members and retirees enrolled in the clinic. - Seaman Apprentice David Moore, laboratory technician, Branch Medical Clinic, uses a microscope to check a urine sample at the laboratory Feb. 15. The laboratory serves active duty service members, reservists on the air station family members and retirees enrolled in the clinic.