TY - JOUR AU - Winter, J; Jung, S; Keller, S; Gregory, R I; Diederichs, S TI - Many roads to maturity: microRNA biogenesis pathways and their regulation JO - Nat Cell Biol IS - 03 VL - 11 PY - 2009 DO - 10.1038/ncb0309-228 L3 - PubMed-ID: 19255566 SP - 228 EP - 234 ER -