The interpretation and significance of the lecithin-sphingomyelin ratio in amniotic fluid.

@article{Gluck1974TheIA,
  title={The interpretation and significance of the lecithin-sphingomyelin ratio in amniotic fluid.},
  author={Louis Gluck and Marie V. Kulovich and Robert C Borer and Werner N Keidel},
  journal={American journal of obstetrics and gynecology},
  year={1974},
  volume={120 1},
  pages={142-55}
}