TY  - RPRT
TI  - Modified method for estimating the lecithin/sphingomyelin ratio in amniotic fluid.
AU  - H H Kohl
AU  - D H Telander
AU  - E C Roberts
AU  - H C Elliott
PY  - 1978
UR  - https://pubmed.ncbi.nlm.nih.gov/618656/
ID  - 618656
ER  -