Positive urine drug screen for amphetamines or cocaine.

Expressing paranoid delusions regarding electronic surveillance.

Documented clinical diagnosis of developmental delay.

Currently involuntarily hospitalized.

Deemed at risk for aggression.

Failure to comprehend study objectives via comprehension questionnaire.

Individuals who have a guardian and are unable to consent for themselves.

Current communicable disease requiring isolation.

A Study of Spoken Language in Mania