TY - GEN AU - Urakabe,S AU - Orita,Y AU - Shirai,D AU - Ando,A AU - Ueda,N TI - [NPN-non-protein nitrogen (BUN)--interpretation of the test results] SN - 0047-1852 PY - 1973///1204 KW - Blood Urea Nitrogen KW - Humans N1 - Publication Type: Journal Article ER -