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Troeger, C; Meyer-Monnard, S; Tichelli, A; Manegold, G; Pauli, D; Surbek, D; Holzgreve, W; Bürki, N (2007). Problems in umbilical cord blood collection. Transfusion medicine and hemotherapy, 34(2), pp. 95-98. Basel: Karger 10.1159/000099611
