共 13 条
- [1] BORER RC, 1971, PEDIATR RES, V5, P655
- [2] COCH E, 1973, CLIN CHEM, V19, P967
- [3] GEBHARDT DO, 1973, LANCET, V1, P726
- [7] KULKARNI BD, 1972, OBSTET GYNECOL, V40, P173
- [8] Kynast G, 1973, J Perinat Med, V1, P213, DOI 10.1515/jpme.1973.1.3.213
- [9] MERKUS J M W M, 1973, American Journal of Obstetrics and Gynecology, V115, P859
- [10] PARKINSON CE, 1973, J OBSTET GYN BR COMM, V80, P406