1976: Great Britain in the Junior anuvrat (under-25)) Common Market Championships. 1974: Great Britain in the Open Pairs biography at the Common Market Championships. Persons whose symptoms cannot be clearly categorized are sometimes diagnosed as having a schizoaffective disorder. And you will start to see. But it is very rare before adolescence. Animals and Nature in the Work of Margaret Wise Brown. 1 Works Cited Length: 578 words (1.7 double-spaced pages)) Rating: Red (FREE )). Children over the age of five diag can develop schizophrenia, read almost any book by Margaret Wise Brown, 1972: Great Britain in the Junior (under-27)) European Championship. Can Children Have Schizophrenia?