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56. Prospective study of prenatal screening for Down's syndrome with free beta human chorionic gonadotrophin. Spencer K; Carpenter P BMJ; 1993 Sep; 307(6907):764-9. PubMed ID: 7693095 [TBL] [Abstract][Full Text] [Related]
57. The value of screening for Down's syndrome in a socioeconomically deprived area with a high ethnic population. Esen U; Olajide F Br J Obstet Gynaecol; 1999 Jan; 106(1):87. PubMed ID: 10426267 [No Abstract] [Full Text] [Related]
58. Maternal alpha-fetoprotein screening for Down's syndrome. Pueschel SM N Engl J Med; 1987 Aug; 317(6):376-8. PubMed ID: 2439910 [No Abstract] [Full Text] [Related]
59. The effect of weight correction on risk calculations for Down's syndrome screening. Reynolds TM; Penney MD; Hughes H; John R Ann Clin Biochem; 1991 May; 28 ( Pt 3)():245-9. PubMed ID: 1714686 [TBL] [Abstract][Full Text] [Related]
60. [First trimester ultrasound screening for nuchal translucency as marker of Down's syndrome]. Herman A; Maymon R; Dreazen E; Bukovsky I; Weinraub Z Harefuah; 1997 Jan; 132(2):94-100. PubMed ID: 9119309 [No Abstract] [Full Text] [Related] [Previous] [Next] [New Search]