共 50 条
- [21] QUICK AND SIMPLE METHOD FOR DETERMINATION OF LECITHIN-SPHINGOMYELIN RATIO REVISTA CLINICA ESPANOLA, 1977, 147 (02): : 127 - 128
- [23] AMNIOTIC-FLUID CELLS AND LECITHIN-SPHINGOMYELIN RATIO OBSTETRICS AND GYNECOLOGY, 1977, 49 (03): : 280 - 286
- [27] DETERMINATION OF LECITHIN-SPHINGOMYELIN RATIO IN AMNIOTIC-FLUID OBSTETRICS AND GYNECOLOGY, 1972, 40 (02): : 173 - +
- [28] CLINICAL APPLICATION OF AMNIOTIC-FLUID LECITHIN-SPHINGOMYELIN RATIO OBSTETRICS AND GYNECOLOGY, 1973, 42 (06): : 818 - 822
- [30] BUBBLE CLICKING IN PHARYNGEAL ASPIRATE COMPARED WITH LECITHIN-SPHINGOMYELIN RATIO BIOLOGY OF THE NEONATE, 1978, 34 (5-6): : 269 - 274