共 8 条
- [2] ANDERSON JF, 1912, PUB HLTH REP U S MAR, V27, P332
- [3] [Anonymous], J AM MED ASS
- [4] FLEXNER, 1916, J AM MED ASS, V67, P279
- [6] Flexner S, 1915, AM J DIS CHILD, V9, P353
- [7] Howard CW, 1912, J EXP MED, V16, P850, DOI 10.1084/jem.16.6.850
- [8] Rosenau M. J., 1913, Transactions 15th Int Cong Hyg Demog Washington, V1