registered: '2018-10-25T21:55:28' stimulus_type: alternatives: positional: Stimulus is activated when subject enters a defined spatial area train: Multiple trains of set duration and number of pulses definition: The type of stimulus. value: '' notes: definition: Notes specific for this stimulus session. value: '' identifier: optogenetics_paradigm name: optogenetics_paradigm definition: Describing the stimulus paradigm for optogenetic stimulus.