title: Urea or creatinine?
mesh_terms: D003404:Creatinine / Q000097:blood*; D005260:Female; D006801:Humans; D008297:Male; D012044:Regression Analysis; D012737:Sex Factors; D014508:Urea / Q000097:blood*
chemical_list: D014508:Urea; D003404:Creatinine