The hospital census as a sampling frame for studies of long-term psychiatric care.
D000328:Adult; D000368:Aged; D001291:Attitude of Health Personnel; D002170:Canada; D002908:Chronic Disease; D005260:Female; D006760:Hospitalization; D006801:Humans; D008134:Long-Term Care; D008297:Male; D001523:Mental Disorders / Q000453:epidemiology / Q000628:therapy*; D008605:Mental Health Services; D008875:Middle Aged; D010359:Patient Readmission