Effect of prenatal exposure to low dose beta radiation from tritiated water on postnatal growth and neuro-behavior of rats. 出生前氚水照射對仔代大鼠生長發育及神經行為的影響。
It will be particularly difficult to compensate for genes that malfunction during fetal development. 用健康基因置換那些胎兒發育時功能就不正常的基因時效果尤其不佳。
A lack of food can stunt growth, slow thinking, sap energy, hinder fetal development and contribute to mental retardation. 缺少食物會阻礙發育，降低思考能力，消耗能量，阻礙胎兒發育並且導致精神發育遲緩。
