共 12 条
- [1] 1917, STANDARDS METHODS EX, P71
- [2] 1925, 18 ANN REPORT DIVISI
- [3] 1918, US PUB HLTH SERVICE, V97, P71
- [4] 1911, ENG NEWS, V65, P311
- [5] 1926, US PUB HLTH SERVICE, V41, P207
- [6] 1913, AM J PUB HLTH, V3, P324
- [7] 1914, J INFECT DIS, V14, P482
- [8] 1914, ING ENG CHEM, V6, P882
- [9] 1926, ING ENG CHEM, V18, P1276
- [10] 1925, COLUMBUS OHIO CITY B, V43