TY - JOUR T1 - Switching on the notochord. JO - Genes Dev PY - 1999/07/01 AU - Cunliffe VT AU - Ingham PW ED - DO - DOI: 10.1101/gad.13.13.1643 VL - 13 IS - 13 SP - 1643 EP - 1646 Y2 - 2024/09/19 ER -