TY  - RPRT
TI  - Persistent fetal circulation: Newly recognized structural features.
AU  - S G Haworth
AU  - L Reid
PY  - 1976
DO  - 10.1016/s0022-3476(76)80021-2
UR  - https://pubmed.ncbi.nlm.nih.gov/1255323/
ID  - 1255323
ER  -