B. Everitt

742 Age of onset distribution in schizophrenia for men and women: Normal mixture density analysis

R. Murray, K. Abel, N. Takei, 1997, Schizophrenia Research.

Incidence and distribution of first-episode mania by age: results from a 35-year study

R. Murray, J. van Os, P. Jones, 2004, Psychological Medicine.