共 50 条
- [1] N-15 METHACETIN AND N-15 AMMONIUM TEST FOR LIVER-FUNCTION TEST IN CHILDREN [J]. ISOTOPENPRAXIS, 1992, 28 (01): : 45 - 46
- [3] NUTRITIONAL EFFECTS ON N-15 LIVER-FUNCTION TEST PARAMETERS [J]. RADIOACTIVE ISOTOPES IN CLINICAL MEDICINE AND RESEARCH /, 1988, : 516 - 519
- [4] THE DISCOVERY OF AN INTERSTELLAR (NH3)-N-15 MASER [J]. ASTRONOMY & ASTROPHYSICS, 1986, 160 (02) : L13 - L16
- [6] (NH3)-N-15 towards ultracompact HII regions [J]. ASTRONOMY & ASTROPHYSICS, 1996, 314 (01) : 265 - 274