{"id_concept_class": "", "creation_time": 1512660601633, "event_stamp": "2017-07-24T13:42:17", "def_id_user": "usr_5975f8d4ebc29", "def_event_stamp": "2017-07-24T13:47:29", "last_updated": 1512660601633, "def_id": "def_5975fa717e4d0", "name": "motorphotic", "alias": "", "definition_text": "This task is intended to stimulate both primary visual and motor cortices.\r\nDuring this task, subjects are instructed to tap their fingers (right-hand, left-hand or bilateral) on a visual cue, in the form of a black-and-white, flashing checkerboard, that appears on the screen. A fixation cross may also appear at the center of the screen to help subjects maintain their gaze.", "id_user": "usr_5975f8d4ebc29", "id": "trm_5975f939336c0", "type": "task", "conditions": [], "concepts": [], "indicators": [], "external_datasets": [], "implementations": [], "citation": [], "contrasts": [], "batteries": [], "disorders": []}