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. Author manuscript; available in PMC: 2009 Jul 1.
Published in final edited form as: Schizophr Res. 2008 May 5;102(1-3):220–229. doi: 10.1016/j.schres.2008.03.013

Figure 1.

Figure 1

Grand average olfactory evoked potential waveforms for 1st-degree relatives and control subjects in response to strong and weak concentrations of hydrogen sulfide. Evoked potential morphology exhibits the characteristic N1 trough followed by the P2 peak.