德国乌尔姆大学的一项研究表明 ,给母亲妊娠 3 0周以前早产的女婴使用女性激素可以促进她们子宫和乳房的生长。女性的子宫和乳房生长以及阴道细胞学特征形成依赖于体内的雌激素水平。对于极早产女婴来说 ,由于过早地脱离了母体 ,她们体内性器官的生长可能会受到一定影响。乌尔 A study by the University of Ulm in Germany shows that the use of female hormones in mothers who give birth before the 30th prenatal period of pregnancy improves the growth of their uterus and breasts. Female uterus and breast growth and vaginal cytology characteristics depend on the level of estrogen in the body. For very premature baby girls, their sexual organs may be affected in some ways by prematurely shedding their mothers. Ur