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- [5] QUANTITATION OF LECITHIN AND SPHINGOMYELIN IN AMNIOTIC-FLUID CANADIAN JOURNAL OF MEDICAL TECHNOLOGY, 1976, 38 (03): : 65 - 73
- [6] RAPID METHOD FOR MEASURING LECITHIN-SPHINGOMYELIN RATIO IN AMNIOTIC-FLUID OBSTETRICS AND GYNECOLOGY, 1973, 42 (01): : 93 - 98
- [7] AMNIOTIC-FLUID LECITHIN/SPHINGOMYELIN RATIOS AND DEXAMETHASONE LANCET, 1973, 2 (7828): : 575 - 575
- [9] LECITHIN-SPHINGOMYELIN RATIO AND A RAPID TEST FOR SURFACTANT IN AMNIOTIC-FLUID - COMPARISON OBSTETRICS AND GYNECOLOGY, 1973, 41 (06): : 829 - 832
- [10] LECITHIN-SPHINGOMYELIN QUOTIENT AND HCS IN AMNIOTIC-FLUID ARCHIV FUR GYNAKOLOGIE, 1975, 219 (1-4): : 387 - 388