title: Early amniocentesis versus chorionic villus sampling.
authors.forename: B
authors.initials: B
authors.lastname: Eiben
authors.forename: W
authors.initials: W
authors.lastname: Hammans
authors.forename: W
authors.initials: W
authors.lastname: Trawicki
authors.forename: R
authors.initials: R
authors.lastname: Goebel
mesh_terms: D000649:Amniocentesis / Q000009:adverse effects; D015193:Chorionic Villi Sampling / Q000009:adverse effects; D005260:Female; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy