title: Mild cognitive impairment: challenging issues.
authors.forename: Mary
authors.initials: M
authors.lastname: Ganguli
authors.forename: Ronald C
authors.initials: RC
authors.lastname: Petersen
mesh_terms: D000368:Aged; D000375:Aging / Q000502:physiology*; D000544:Alzheimer Disease / Q000175:diagnosis / Q000453:epidemiology; D003072:Cognition Disorders / Q000453:epidemiology* / Q000503:physiopathology*; D003937:Diagnosis, Differential; D004992:Ethics, Medical; D014943:Global Health; D006801:Humans; D012720:Severity of Illness Index; D014342:Truth Disclosure