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9. The pattern of change in the lecithin/sphingomyelin ratio in patients with preterm premature rupture of membranes between 24 and 34 weeks' gestation. How HY, Cook CR, Cook VD, Ralston KK, Greenwell ER, Goldsmith LJ, Spinnato JA. J Perinatol; 2002 Jan; 22(1):21-5. PubMed ID: 11840238 [Abstract] [Full Text] [Related]
15. Assessment of fetal lung maturity by fluorescence polarization in high-risk pregnancies. Ruch AT, Lenke RR, Ashwood ER. J Reprod Med; 1993 Feb; 38(2):133-6. PubMed ID: 8445605 [Abstract] [Full Text] [Related]
16. [Determination of fetal pulmonary maturity using gas chromatographic analysis of fatty acids in the amniotic fluid. Statistic reliability of the method]. Diani F, Turinetto A, Ciangherotti S, Lantieri PB. Minerva Ginecol; 1989 Jun; 41(6):257-60. PubMed ID: 2771139 [Abstract] [Full Text] [Related]