作者: Betty J. Poland , Katherine A. Ash
DOI: 10.1016/0002-9378(73)90950-2
关键词: Abnormality 、 Abnormal Fetuses 、 Gynecology 、 Obstetrics 、 Incidence (epidemiology) 、 Medicine
摘要: Abstract This paper presents the results of a study 106 normal and abnormal fetuses aborted spontaneously by women who had recently been using an oral method contraception. The incidence development types abnormality are presented comparison is made with 258 patients suffered abortions but used no or chemical