Berk, L. S., et al. (2001). The Anticipation of a Laughter Event Modulates Mood and Immune Function. Psycho-Neuro-Immunology Research Group, Loma Linda University.
Berk, L. S., et al. (2001). The Anticipation of a Laughter Event Modulates Mood and Immune Function. Psycho-Neuro-Immunology Research Group, Loma Linda University.