共 6 条
- [1] DEFRIES, 1917, PUBLIC HLTH LAB DIAG, V1, P112
- [2] FORCE, 1915, J AM MED ASS, V65, P588
- [3] LEAKE, 1921, PUB HLTH REP, V36, P1437
- [4] SCOTT, 1923, AM J HYG, V3, P401
- [5] SIMON, 1925, J LAB CLIN MED, V10, P562
- [6] TIECHE, 1917, CORRES BLATT SCHWEIY, V47, P14