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Placental and fetal weight differences during maternal hypoxia treatment in the rat. (A) A significant decrease in placental (1.2‐fold; P < 0.002) and fetal weights (1.3‐fold; P < 0.003) was observed in hypoxia (9% O2)‐treated animals as compared to controls (21% O2). (B) There were no significant differences in viable and nonviable fetuses between treated and control animals. *P ≤ 0.05.
