Compliance of Some Quality Control Parameters of Diagnostic Xray Equipment in Three Selected Tertiary Hospitals in South East, Nigeria to a known standard. Journal title: IOSR Journal of Dental and Medical Sciences (IOSR-JDMS) Authors: Nnamdi F. Nworah, Christian C. Nzotta, Uche H. Chiegwu, Michael E. Aronu, Emmanuel O. Oyekunle Subject(s):