TY - GEN AU - Payne,R B AU - Rosen,S M AU - Smith,P H TI - Creatinine clearance tests SN - 0007-1447 PY - 1973///0222 KW - Creatinine KW - blood KW - Humans KW - Kidney Function Tests KW - Methods N1 - Publication Type: Journal Article UR - https://doi.org/10.1136/bmj.4.5839.552-e ER -