title: Effect of coexisting diseases on the treatment of unrelated disease needs more studies.
authors.forename: Huai Yong
authors.initials: HY
authors.lastname: Cheng
mesh_terms: D000368:Aged; D015897:Comorbidity; D015577:Geriatric Assessment; D006801:Humans; D008297:Male; D019338:Polypharmacy; D017410:Practice Guidelines as Topic