{"id_concept_class": "", "creation_time": 1512660599277, "event_stamp": "2016-01-13T19:47:27", "def_id_user": "usr_566738e285cfc", "def_event_stamp": "2016-01-13T19:47:28", "last_updated": 1512660599277, "def_id": "def_5696a9d007d90", "name": "letter memory", "alias": "", "definition_text": "A 45-item forced-choice recognition task that uses consonant letters as stimuli and manipulates face difficulty level along 2 dimensions: number of letters to be remembered and number of choices amongst which the target stimulus must be identified.\r\n", "id_user": "usr_566738e285cfc", "id": "trm_5696a9cfe45b1", "type": "task", "conditions": [], "concepts": [], "indicators": [], "external_datasets": [], "implementations": [], "citation": [], "contrasts": [], "batteries": [], "disorders": []}