William P. Hetrick

Structured Interview for Assessing Perceptual Anomalies (SIAPA).

S. Potkin, W. Bunney, B. Bunney, 1999, Schizophrenia bulletin.

Long-term effects of naltrexone on self-injurious behavior.

W. Hetrick, C. Sandman, F. Crinella, 2000, American journal of mental retardation : AJMR.