title: As to diseases, make a habit of two things - to help, or at least do no harm.
authors.forename: William
authors.initials: W
authors.lastname: McClellan
mesh_terms: D002908:Chronic Disease; D003404:Creatinine / Q000097:blood*; D004812:Epidemiologic Methods; D005544:Forecasting; D005919:Glomerular Filtration Rate; D006801:Humans; D007674:Kidney Diseases / Q000175:diagnosis* / Q000453:epidemiology / Q000503:physiopathology*; D008954:Models, Biological; D015995:Prevalence
chemical_list: D003404:Creatinine