Wu, E Raise the teaching and research level to fit development of diagnostic imageology. [electronic resource] - Chinese medical journal Jan 1996 - 62-4 p. digital Publication Type: Journal Article; Review ISSN: 0366-6999 Subjects--Topical Terms: Diagnostic ImagingEsophageal Neoplasms--diagnosisHumansLung Neoplasms--diagnosisMagnetic Resonance ImagingTomography, X-Ray ComputedUltrasonography