求 2篇 很老的文献 不知道有没有

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Cultivated cells from diagnostic amniocentesis in second trimester pregnancies. II. Cytogenetic parameters as functions of clonal type and preparative technique8 h' X; O  b8 M5 S1 s! q( H9 r4 {3 k! m
http://www.ncbi.nlm.nih.gov/pubmed/1167818  l& L8 a' D3 ~; F. d: Y% V4 _, d0 p4 G

4 G; }$ {# G  cCultivated cells from mid-trimester amniotic fluids: IV. Cell type indentification via one and two-dimensional electrophoresis of clonal whole cell homogenates.0 G! C; I* E3 u% X, D7 e: z
http://www.ncbi.nlm.nih.gov/pubmed/7145843