[External factors of the abortion procedure and in habitual abortion].
D000026:Abortion, Habitual; D000028:Abortion, Induced / Q000706:statistics & numerical data*; D000022:Abortion, Spontaneous; D005260:Female; D006801:Humans; D011247:Pregnancy
ABORTION/statistics
Aussere Faktoren im Abortusgeschehen und beim habituellen Abortus.