TY  - RPRT
TI  - Amniotic fluid phospholipid patterns in normal and abnormal pregnancies.
AU  - G H Nelson
PY  - 1969
DO  - 10.1016/0002-9378(69)90129-x
UR  - https://pubmed.ncbi.nlm.nih.gov/5389333/
ID  - 5389333
ER  -