in a monaural manner; the stimuli were presented monaurally
[ Syn: to one ear , to one ear , to one ear , to one ear , in one ear , in one ear , in one ear , in one ear , to one ear , to one ear , to one ear , to one ear , in one ear , in one ear , in one ear , in one ear , to one ear , to one ear , to one ear , to one ear , in one ear , in one ear , in one ear , in one ear , to one ear , to one ear , to one ear , to one ear , in one ear , in one ear , in one ear , in one ear ]