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Seniuk HA, Witts BN, Williams WL, Ghezzi PM.Seniuk HA, et al. Among authors: ghezzi pm.Behav Anal. 2013 Spring;36(1):167-72. doi: 10.1007/BF03392301.Behav Anal. 2013.PMID: 25729141Free PMC article.