TY  - RPRT
TI  - Quantitative structural differences within the normal term hum;an placenta: a pilot study.
AU  - P A Boyd
AU  - R A Brown
AU  - W J Stewart
DO  - 10.1016/s0143-4004(80)80035-x
UR  - https://pubmed.ncbi.nlm.nih.gov/7454691/
ID  - 7454691
ER  -