TY - CONF T1 - Learning the long way round: Action learning based on visual signals unavailable to the superior colliculus is impaired JO - PERCEPTION PY - 2011/01/01 AU - Thirkettle M AU - Walton T AU - Gurney K AU - Redgrave P AU - Stafford T ED - VL - 40 SP - 33 EP - 33 Y2 - 2025/04/08 ER -