636 Maternal serum screening using alpha-feto protein, beta-human chorionic gonadotropin and unconjugated estriol (AFP+) in the second trimester

• Book ID: 122374125
• Publisher: Elsevier Science
• Year: 1991
• Tongue: English
• Weight: 163 KB
• Volume: 164
• Category: Article
• ISSN: 1097-6868
• DOI: 10.1016/0002-9378(91)91376-8