TY  - RPRT
TI  - Laboratory test for kidney function--urea or creatinine.
AU  - D B Morgan
AU  - R B Payne
PY  - 1979
DO  - 10.1016/s0140-6736(79)92581-9
UR  - https://pubmed.ncbi.nlm.nih.gov/91736/
ID  - 91736
ER  -